217712880

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1$

素因数の和:75

約数の個数: 720

約数和(自身を含む): 1015247520

約数和(自身を除く): 797534640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17, 18, 20, 21, 22, 24, 27, 28, 30, 33, 34, 35, 36, 40, 42, 44, 45, 48, 49, 51, 54, 55, 56, 60, 63, 66, 68, 70, 72, 77, 80, 84, 85, 88, 90, 98, 99, 102, 105, 108, 110, 112, 119, 120, 121, 126, 132, 135, 136, 140, 144, 147, 153, 154, 165, 168, 170, 176, 180, 187, 189, 196, 198, 204, 210, 216, 220, 231, 238, 240, 242, 245, 252, 255, 264, 270, 272, 280, 294, 297, 306, 308, 315, 330, 336, 340, 357, 360, 363, 374, 378, 385, 392, 396, 408, 420, 432, 440, 441, 459, 462, 476, 484, 490, 495, 504, 510, 528, 539, 540, 560, 561, 588, 594, 595, 605, 612, 616, 630, 660, 680, 693, 714, 720, 726, 735, 748, 756, 765, 770, 784, 792, 816, 833, 840, 847, 880, 882, 918, 924, 935, 945, 952, 968, 980, 990, 1008, 1020, 1071, 1078, 1080, 1089, 1122, 1155, 1176, 1188, 1190, 1210, 1224, 1232, 1260, 1309, 1320, 1323, 1360, 1386, 1428, 1452, 1470, 1485, 1496, 1512, 1530, 1540, 1584, 1617, 1666, 1680, 1683, 1694, 1764, 1785, 1815, 1836, 1848, 1870, 1890, 1904, 1936, 1960, 1980, 2040, 2057, 2079, 2142, 2156, 2160, 2178, 2205, 2244, 2295, 2310, 2352, 2376, 2380, 2420, 2448, 2499, 2520, 2541, 2618, 2640, 2646, 2695, 2772, 2805, 2856, 2904, 2940, 2970, 2992, 3024, 3060, 3080, 3213, 3234, 3267, 3332, 3366, 3388, 3465, 3528, 3570, 3630, 3672, 3696, 3740, 3780, 3920, 3927, 3960, 4080, 4114, 4158, 4165, 4235, 4284, 4312, 4356, 4410, 4488, 4590, 4620, 4752, 4760, 4840, 4851, 4998, 5040, 5049, 5082, 5236, 5292, 5355, 5390, 5445, 5544, 5610, 5712, 5808, 5880, 5929, 5940, 6120, 6160, 6171, 6426, 6468, 6534, 6545, 6615, 6664, 6732, 6776, 6930, 7056, 7140, 7260, 7344, 7480, 7497, 7560, 7623, 7854, 7920, 8085, 8228, 8316, 8330, 8415, 8470, 8568, 8624, 8712, 8820, 8976, 9163, 9180, 9240, 9520, 9680, 9702, 9996, 10098, 10164, 10285, 10395, 10472, 10584, 10710, 10780, 10890, 11088, 11220, 11760, 11781, 11858, 11880, 12240, 12342, 12495, 12705, 12852, 12936, 13068, 13090, 13230, 13328, 13464, 13552, 13860, 14280, 14399, 14520, 14553, 14960, 14994, 15120, 15246, 15708, 16065, 16170, 16335, 16456, 16632, 16660, 16830, 16940, 17136, 17424, 17640, 17787, 18326, 18360, 18480, 18513, 19404, 19635, 19992, 20196, 20328, 20570, 20790, 20944, 21168, 21420, 21560, 21780, 22440, 22491, 22869, 23562, 23716, 23760, 24255, 24684, 24990, 25245, 25410, 25704, 25872, 26136, 26180, 26460, 26928, 27489, 27720, 28560, 28798, 29040, 29106, 29645, 29988, 30492, 30855, 31416, 32130, 32340, 32670, 32912, 33264, 33320, 33660, 33880, 35280, 35343, 35574, 36652, 36720, 37026, 37485, 38115, 38808, 39270, 39984, 40392, 40656, 41140, 41580, 42840, 43120, 43197, 43560, 44880, 44982, 45738, 45815, 47124, 47432, 48510, 49368, 49980, 50490, 50820, 51408, 52272, 52360, 52920, 53361, 54978, 55440, 55539, 57596, 58212, 58905, 59290, 59976, 60984, 61710, 62832, 64260, 64680, 65340, 66640, 67320, 67760, 70686, 71148, 71995, 72765, 73304, 74052, 74970, 76230, 77616, 78540, 80784, 82280, 82467, 83160, 85680, 86394, 87120, 88935, 89964, 91476, 91630, 92565, 94248, 94864, 97020, 98736, 99960, 100793, 100980, 101640, 104720, 105840, 106722, 109956, 111078, 112455, 114345, 115192, 116424, 117810, 118580, 119952, 121968, 123420, 128520, 129360, 129591, 130680, 134640, 137445, 141372, 142296, 143990, 145530, 146608, 148104, 149940, 152460, 157080, 160083, 164560, 164934, 166320, 172788, 176715, 177870, 179928, 182952, 183260, 185130, 188496, 194040, 199920, 201586, 201960, 203280, 213444, 215985, 219912, 222156, 224910, 228690, 230384, 232848, 235620, 237160, 246840, 247401, 257040, 259182, 261360, 266805, 274890, 277695, 282744, 284592, 287980, 291060, 296208, 299880, 302379, 304920, 314160, 320166, 329868, 345576, 353430, 355740, 359856, 365904, 366520, 370260, 388080, 388773, 403172, 403920, 412335, 426888, 431970, 439824, 444312, 449820, 457380, 471240, 474320, 493680, 494802, 503965, 518364, 533610, 549780, 555390, 565488, 575960, 582120, 599760, 604758, 609840, 640332, 647955, 659736, 691152, 706860, 711480, 733040, 740520, 777546, 800415, 806344, 824670, 853776, 863940, 888624, 899640, 907137, 914760, 942480, 989604, 1007930, 1036728, 1067220, 1099560, 1110780, 1151920, 1164240, 1209516, 1237005, 1280664, 1295910, 1319472, 1413720, 1422960, 1481040, 1511895, 1555092, 1600830, 1612688, 1649340, 1727880, 1799280, 1814274, 1829520, 1943865, 1979208, 2015860, 2073456, 2134440, 2199120, 2221560, 2419032, 2474010, 2561328, 2591820, 2721411, 2827440, 3023790, 3110184, 3201660, 3298680, 3455760, 3628548, 3887730, 3958416, 4031720, 4268880, 4443120, 4535685, 4838064, 4948020, 5183640, 5442822, 6047580, 6220368, 6403320, 6597360, 7257096, 7775460, 8063440, 9071370, 9896040, 10367280, 10885644, 12095160, 12806640, 13607055, 14514192, 15550920, 18142740, 19792080, 21771288, 24190320, 27214110, 31101840, 36285480, 43542576, 54428220, 72570960, 108856440, 217712880]

約数ペア:

[(1, 217712880), (2, 108856440), (3, 72570960), (4, 54428220), (5, 43542576), (6, 36285480), (7, 31101840), (8, 27214110), (9, 24190320), (10, 21771288), (11, 19792080), (12, 18142740), (14, 15550920), (15, 14514192), (16, 13607055), (17, 12806640), (18, 12095160), (20, 10885644), (21, 10367280), (22, 9896040), (24, 9071370), (27, 8063440), (28, 7775460), (30, 7257096), (33, 6597360), (34, 6403320), (35, 6220368), (36, 6047580), (40, 5442822), (42, 5183640), (44, 4948020), (45, 4838064), (48, 4535685), (49, 4443120), (51, 4268880), (54, 4031720), (55, 3958416), (56, 3887730), (60, 3628548), (63, 3455760), (66, 3298680), (68, 3201660), (70, 3110184), (72, 3023790), (77, 2827440), (80, 2721411), (84, 2591820), (85, 2561328), (88, 2474010), (90, 2419032), (98, 2221560), (99, 2199120), (102, 2134440), (105, 2073456), (108, 2015860), (110, 1979208), (112, 1943865), (119, 1829520), (120, 1814274), (121, 1799280), (126, 1727880), (132, 1649340), (135, 1612688), (136, 1600830), (140, 1555092), (144, 1511895), (147, 1481040), (153, 1422960), (154, 1413720), (165, 1319472), (168, 1295910), (170, 1280664), (176, 1237005), (180, 1209516), (187, 1164240), (189, 1151920), (196, 1110780), (198, 1099560), (204, 1067220), (210, 1036728), (216, 1007930), (220, 989604), (231, 942480), (238, 914760), (240, 907137), (242, 899640), (245, 888624), (252, 863940), (255, 853776), (264, 824670), (270, 806344), (272, 800415), (280, 777546), (294, 740520), (297, 733040), (306, 711480), (308, 706860), (315, 691152), (330, 659736), (336, 647955), (340, 640332), (357, 609840), (360, 604758), (363, 599760), (374, 582120), (378, 575960), (385, 565488), (392, 555390), (396, 549780), (408, 533610), (420, 518364), (432, 503965), (440, 494802), (441, 493680), (459, 474320), (462, 471240), (476, 457380), (484, 449820), (490, 444312), (495, 439824), (504, 431970), (510, 426888), (528, 412335), (539, 403920), (540, 403172), (560, 388773), (561, 388080), (588, 370260), (594, 366520), (595, 365904), (605, 359856), (612, 355740), (616, 353430), (630, 345576), (660, 329868), (680, 320166), (693, 314160), (714, 304920), (720, 302379), (726, 299880), (735, 296208), (748, 291060), (756, 287980), (765, 284592), (770, 282744), (784, 277695), (792, 274890), (816, 266805), (833, 261360), (840, 259182), (847, 257040), (880, 247401), (882, 246840), (918, 237160), (924, 235620), (935, 232848), (945, 230384), (952, 228690), (968, 224910), (980, 222156), (990, 219912), (1008, 215985), (1020, 213444), (1071, 203280), (1078, 201960), (1080, 201586), (1089, 199920), (1122, 194040), (1155, 188496), (1176, 185130), (1188, 183260), (1190, 182952), (1210, 179928), (1224, 177870), (1232, 176715), (1260, 172788), (1309, 166320), (1320, 164934), (1323, 164560), (1360, 160083), (1386, 157080), (1428, 152460), (1452, 149940), (1470, 148104), (1485, 146608), (1496, 145530), (1512, 143990), (1530, 142296), (1540, 141372), (1584, 137445), (1617, 134640), (1666, 130680), (1680, 129591), (1683, 129360), (1694, 128520), (1764, 123420), (1785, 121968), (1815, 119952), (1836, 118580), (1848, 117810), (1870, 116424), (1890, 115192), (1904, 114345), (1936, 112455), (1960, 111078), (1980, 109956), (2040, 106722), (2057, 105840), (2079, 104720), (2142, 101640), (2156, 100980), (2160, 100793), (2178, 99960), (2205, 98736), (2244, 97020), (2295, 94864), (2310, 94248), (2352, 92565), (2376, 91630), (2380, 91476), (2420, 89964), (2448, 88935), (2499, 87120), (2520, 86394), (2541, 85680), (2618, 83160), (2640, 82467), (2646, 82280), (2695, 80784), (2772, 78540), (2805, 77616), (2856, 76230), (2904, 74970), (2940, 74052), (2970, 73304), (2992, 72765), (3024, 71995), (3060, 71148), (3080, 70686), (3213, 67760), (3234, 67320), (3267, 66640), (3332, 65340), (3366, 64680), (3388, 64260), (3465, 62832), (3528, 61710), (3570, 60984), (3630, 59976), (3672, 59290), (3696, 58905), (3740, 58212), (3780, 57596), (3920, 55539), (3927, 55440), (3960, 54978), (4080, 53361), (4114, 52920), (4158, 52360), (4165, 52272), (4235, 51408), (4284, 50820), (4312, 50490), (4356, 49980), (4410, 49368), (4488, 48510), (4590, 47432), (4620, 47124), (4752, 45815), (4760, 45738), (4840, 44982), (4851, 44880), (4998, 43560), (5040, 43197), (5049, 43120), (5082, 42840), (5236, 41580), (5292, 41140), (5355, 40656), (5390, 40392), (5445, 39984), (5544, 39270), (5610, 38808), (5712, 38115), (5808, 37485), (5880, 37026), (5929, 36720), (5940, 36652), (6120, 35574), (6160, 35343), (6171, 35280), (6426, 33880), (6468, 33660), (6534, 33320), (6545, 33264), (6615, 32912), (6664, 32670), (6732, 32340), (6776, 32130), (6930, 31416), (7056, 30855), (7140, 30492), (7260, 29988), (7344, 29645), (7480, 29106), (7497, 29040), (7560, 28798), (7623, 28560), (7854, 27720), (7920, 27489), (8085, 26928), (8228, 26460), (8316, 26180), (8330, 26136), (8415, 25872), (8470, 25704), (8568, 25410), (8624, 25245), (8712, 24990), (8820, 24684), (8976, 24255), (9163, 23760), (9180, 23716), (9240, 23562), (9520, 22869), (9680, 22491), (9702, 22440), (9996, 21780), (10098, 21560), (10164, 21420), (10285, 21168), (10395, 20944), (10472, 20790), (10584, 20570), (10710, 20328), (10780, 20196), (10890, 19992), (11088, 19635), (11220, 19404), (11760, 18513), (11781, 18480), (11858, 18360), (11880, 18326), (12240, 17787), (12342, 17640), (12495, 17424), (12705, 17136), (12852, 16940), (12936, 16830), (13068, 16660), (13090, 16632), (13230, 16456), (13328, 16335), (13464, 16170), (13552, 16065), (13860, 15708), (14280, 15246), (14399, 15120), (14520, 14994), (14553, 14960)]