256062240

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:245

約数の個数: 432

約数和(自身を含む): 1075576320

約数和(自身を除く): 819514080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 49, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 96, 98, 105, 112, 114, 120, 126, 133, 140, 144, 147, 152, 160, 168, 171, 180, 190, 191, 196, 210, 224, 228, 240, 245, 252, 266, 280, 285, 288, 294, 304, 315, 336, 342, 360, 380, 382, 392, 399, 420, 441, 456, 480, 490, 504, 532, 560, 570, 573, 588, 608, 630, 665, 672, 684, 720, 735, 760, 764, 784, 798, 840, 855, 882, 912, 931, 955, 980, 1008, 1064, 1120, 1140, 1146, 1176, 1197, 1260, 1330, 1337, 1368, 1440, 1470, 1520, 1528, 1568, 1596, 1680, 1710, 1719, 1764, 1824, 1862, 1910, 1960, 1995, 2016, 2128, 2205, 2280, 2292, 2352, 2394, 2520, 2660, 2674, 2736, 2793, 2865, 2940, 3040, 3056, 3192, 3360, 3420, 3438, 3528, 3629, 3724, 3820, 3920, 3990, 4011, 4256, 4410, 4560, 4584, 4655, 4704, 4788, 5040, 5320, 5348, 5472, 5586, 5730, 5880, 5985, 6112, 6384, 6685, 6840, 6876, 7056, 7258, 7448, 7640, 7840, 7980, 8022, 8379, 8595, 8820, 9120, 9168, 9310, 9359, 9576, 10080, 10640, 10696, 10887, 11172, 11460, 11760, 11970, 12033, 12768, 13370, 13680, 13752, 13965, 14112, 14516, 14896, 15280, 15960, 16044, 16758, 17190, 17640, 18145, 18336, 18620, 18718, 19152, 20055, 21280, 21392, 21774, 22344, 22920, 23520, 23940, 24066, 25403, 26740, 27360, 27504, 27930, 28077, 29032, 29792, 30560, 31920, 32088, 32661, 33516, 34380, 35280, 36290, 37240, 37436, 38304, 40110, 41895, 42784, 43548, 44688, 45840, 46795, 47880, 48132, 50806, 53480, 54435, 55008, 55860, 56154, 58064, 60165, 63840, 64176, 65322, 67032, 68760, 70560, 72580, 74480, 74872, 76209, 80220, 83790, 84231, 87096, 89376, 91680, 93590, 95760, 96264, 101612, 106960, 108870, 111720, 112308, 116128, 120330, 127015, 128352, 130644, 134064, 137520, 140385, 145160, 148960, 149744, 152418, 160440, 163305, 167580, 168462, 174192, 177821, 187180, 191520, 192528, 203224, 213920, 217740, 223440, 224616, 228627, 240660, 254030, 261288, 268128, 275040, 280770, 290320, 299488, 304836, 320880, 326610, 335160, 336924, 348384, 355642, 374360, 381045, 385056, 406448, 421155, 435480, 446880, 449232, 457254, 481320, 508060, 522576, 533463, 561540, 580640, 609672, 641760, 653220, 670320, 673848, 711284, 748720, 762090, 812896, 842310, 870960, 889105, 898464, 914508, 962640, 1016120, 1045152, 1066926, 1123080, 1143135, 1219344, 1306440, 1340640, 1347696, 1422568, 1497440, 1524180, 1600389, 1684620, 1741920, 1778210, 1829016, 1925280, 2032240, 2133852, 2246160, 2286270, 2438688, 2612880, 2667315, 2695392, 2845136, 3048360, 3200778, 3369240, 3556420, 3658032, 4064480, 4267704, 4492320, 4572540, 5225760, 5334630, 5690272, 6096720, 6401556, 6738480, 7112840, 7316064, 8001945, 8535408, 9145080, 10669260, 12193440, 12803112, 13476960, 14225680, 16003890, 17070816, 18290160, 21338520, 25606224, 28451360, 32007780, 36580320, 42677040, 51212448, 64015560, 85354080, 128031120, 256062240]

約数ペア:

[(1, 256062240), (2, 128031120), (3, 85354080), (4, 64015560), (5, 51212448), (6, 42677040), (7, 36580320), (8, 32007780), (9, 28451360), (10, 25606224), (12, 21338520), (14, 18290160), (15, 17070816), (16, 16003890), (18, 14225680), (19, 13476960), (20, 12803112), (21, 12193440), (24, 10669260), (28, 9145080), (30, 8535408), (32, 8001945), (35, 7316064), (36, 7112840), (38, 6738480), (40, 6401556), (42, 6096720), (45, 5690272), (48, 5334630), (49, 5225760), (56, 4572540), (57, 4492320), (60, 4267704), (63, 4064480), (70, 3658032), (72, 3556420), (76, 3369240), (80, 3200778), (84, 3048360), (90, 2845136), (95, 2695392), (96, 2667315), (98, 2612880), (105, 2438688), (112, 2286270), (114, 2246160), (120, 2133852), (126, 2032240), (133, 1925280), (140, 1829016), (144, 1778210), (147, 1741920), (152, 1684620), (160, 1600389), (168, 1524180), (171, 1497440), (180, 1422568), (190, 1347696), (191, 1340640), (196, 1306440), (210, 1219344), (224, 1143135), (228, 1123080), (240, 1066926), (245, 1045152), (252, 1016120), (266, 962640), (280, 914508), (285, 898464), (288, 889105), (294, 870960), (304, 842310), (315, 812896), (336, 762090), (342, 748720), (360, 711284), (380, 673848), (382, 670320), (392, 653220), (399, 641760), (420, 609672), (441, 580640), (456, 561540), (480, 533463), (490, 522576), (504, 508060), (532, 481320), (560, 457254), (570, 449232), (573, 446880), (588, 435480), (608, 421155), (630, 406448), (665, 385056), (672, 381045), (684, 374360), (720, 355642), (735, 348384), (760, 336924), (764, 335160), (784, 326610), (798, 320880), (840, 304836), (855, 299488), (882, 290320), (912, 280770), (931, 275040), (955, 268128), (980, 261288), (1008, 254030), (1064, 240660), (1120, 228627), (1140, 224616), (1146, 223440), (1176, 217740), (1197, 213920), (1260, 203224), (1330, 192528), (1337, 191520), (1368, 187180), (1440, 177821), (1470, 174192), (1520, 168462), (1528, 167580), (1568, 163305), (1596, 160440), (1680, 152418), (1710, 149744), (1719, 148960), (1764, 145160), (1824, 140385), (1862, 137520), (1910, 134064), (1960, 130644), (1995, 128352), (2016, 127015), (2128, 120330), (2205, 116128), (2280, 112308), (2292, 111720), (2352, 108870), (2394, 106960), (2520, 101612), (2660, 96264), (2674, 95760), (2736, 93590), (2793, 91680), (2865, 89376), (2940, 87096), (3040, 84231), (3056, 83790), (3192, 80220), (3360, 76209), (3420, 74872), (3438, 74480), (3528, 72580), (3629, 70560), (3724, 68760), (3820, 67032), (3920, 65322), (3990, 64176), (4011, 63840), (4256, 60165), (4410, 58064), (4560, 56154), (4584, 55860), (4655, 55008), (4704, 54435), (4788, 53480), (5040, 50806), (5320, 48132), (5348, 47880), (5472, 46795), (5586, 45840), (5730, 44688), (5880, 43548), (5985, 42784), (6112, 41895), (6384, 40110), (6685, 38304), (6840, 37436), (6876, 37240), (7056, 36290), (7258, 35280), (7448, 34380), (7640, 33516), (7840, 32661), (7980, 32088), (8022, 31920), (8379, 30560), (8595, 29792), (8820, 29032), (9120, 28077), (9168, 27930), (9310, 27504), (9359, 27360), (9576, 26740), (10080, 25403), (10640, 24066), (10696, 23940), (10887, 23520), (11172, 22920), (11460, 22344), (11760, 21774), (11970, 21392), (12033, 21280), (12768, 20055), (13370, 19152), (13680, 18718), (13752, 18620), (13965, 18336), (14112, 18145), (14516, 17640), (14896, 17190), (15280, 16758), (15960, 16044)]