15550920

素因数分解:

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

素因数の和:66

約数の個数: 384

約数和(自身を含む): 68947200

約数和(自身を除く): 53396280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 17, 18, 20, 21, 22, 24, 27, 28, 30, 33, 34, 35, 36, 40, 42, 44, 45, 51, 54, 55, 56, 60, 63, 66, 68, 70, 72, 77, 84, 85, 88, 90, 99, 102, 105, 108, 110, 119, 120, 121, 126, 132, 135, 136, 140, 153, 154, 165, 168, 170, 180, 187, 189, 198, 204, 210, 216, 220, 231, 238, 242, 252, 255, 264, 270, 280, 297, 306, 308, 315, 330, 340, 357, 360, 363, 374, 378, 385, 396, 408, 420, 440, 459, 462, 476, 484, 495, 504, 510, 540, 561, 594, 595, 605, 612, 616, 630, 660, 680, 693, 714, 726, 748, 756, 765, 770, 792, 840, 847, 918, 924, 935, 945, 952, 968, 990, 1020, 1071, 1080, 1089, 1122, 1155, 1188, 1190, 1210, 1224, 1260, 1309, 1320, 1386, 1428, 1452, 1485, 1496, 1512, 1530, 1540, 1683, 1694, 1785, 1815, 1836, 1848, 1870, 1890, 1980, 2040, 2057, 2079, 2142, 2178, 2244, 2295, 2310, 2376, 2380, 2420, 2520, 2541, 2618, 2772, 2805, 2856, 2904, 2970, 3060, 3080, 3213, 3267, 3366, 3388, 3465, 3570, 3630, 3672, 3740, 3780, 3927, 3960, 4114, 4158, 4235, 4284, 4356, 4488, 4590, 4620, 4760, 4840, 5049, 5082, 5236, 5355, 5445, 5544, 5610, 5940, 6120, 6171, 6426, 6534, 6545, 6732, 6776, 6930, 7140, 7260, 7480, 7560, 7623, 7854, 8228, 8316, 8415, 8470, 8568, 8712, 9180, 9240, 10098, 10164, 10285, 10395, 10472, 10710, 10890, 11220, 11781, 11880, 12342, 12705, 12852, 13068, 13090, 13464, 13860, 14280, 14399, 14520, 15246, 15708, 16065, 16335, 16456, 16632, 16830, 16940, 18360, 18513, 19635, 20196, 20328, 20570, 20790, 21420, 21780, 22440, 22869, 23562, 24684, 25245, 25410, 25704, 26136, 26180, 27720, 28798, 30492, 30855, 31416, 32130, 32670, 33660, 33880, 35343, 37026, 38115, 39270, 40392, 41140, 41580, 42840, 43197, 43560, 45738, 47124, 49368, 50490, 50820, 52360, 55539, 57596, 58905, 60984, 61710, 64260, 65340, 67320, 70686, 71995, 74052, 76230, 78540, 82280, 83160, 86394, 91476, 92565, 94248, 100980, 101640, 111078, 114345, 115192, 117810, 123420, 128520, 129591, 130680, 141372, 143990, 148104, 152460, 157080, 172788, 176715, 182952, 185130, 201960, 215985, 222156, 228690, 235620, 246840, 259182, 277695, 282744, 287980, 304920, 345576, 353430, 370260, 388773, 431970, 444312, 457380, 471240, 518364, 555390, 575960, 647955, 706860, 740520, 777546, 863940, 914760, 1036728, 1110780, 1295910, 1413720, 1555092, 1727880, 1943865, 2221560, 2591820, 3110184, 3887730, 5183640, 7775460, 15550920]

約数ペア:

[(1, 15550920), (2, 7775460), (3, 5183640), (4, 3887730), (5, 3110184), (6, 2591820), (7, 2221560), (8, 1943865), (9, 1727880), (10, 1555092), (11, 1413720), (12, 1295910), (14, 1110780), (15, 1036728), (17, 914760), (18, 863940), (20, 777546), (21, 740520), (22, 706860), (24, 647955), (27, 575960), (28, 555390), (30, 518364), (33, 471240), (34, 457380), (35, 444312), (36, 431970), (40, 388773), (42, 370260), (44, 353430), (45, 345576), (51, 304920), (54, 287980), (55, 282744), (56, 277695), (60, 259182), (63, 246840), (66, 235620), (68, 228690), (70, 222156), (72, 215985), (77, 201960), (84, 185130), (85, 182952), (88, 176715), (90, 172788), (99, 157080), (102, 152460), (105, 148104), (108, 143990), (110, 141372), (119, 130680), (120, 129591), (121, 128520), (126, 123420), (132, 117810), (135, 115192), (136, 114345), (140, 111078), (153, 101640), (154, 100980), (165, 94248), (168, 92565), (170, 91476), (180, 86394), (187, 83160), (189, 82280), (198, 78540), (204, 76230), (210, 74052), (216, 71995), (220, 70686), (231, 67320), (238, 65340), (242, 64260), (252, 61710), (255, 60984), (264, 58905), (270, 57596), (280, 55539), (297, 52360), (306, 50820), (308, 50490), (315, 49368), (330, 47124), (340, 45738), (357, 43560), (360, 43197), (363, 42840), (374, 41580), (378, 41140), (385, 40392), (396, 39270), (408, 38115), (420, 37026), (440, 35343), (459, 33880), (462, 33660), (476, 32670), (484, 32130), (495, 31416), (504, 30855), (510, 30492), (540, 28798), (561, 27720), (594, 26180), (595, 26136), (605, 25704), (612, 25410), (616, 25245), (630, 24684), (660, 23562), (680, 22869), (693, 22440), (714, 21780), (726, 21420), (748, 20790), (756, 20570), (765, 20328), (770, 20196), (792, 19635), (840, 18513), (847, 18360), (918, 16940), (924, 16830), (935, 16632), (945, 16456), (952, 16335), (968, 16065), (990, 15708), (1020, 15246), (1071, 14520), (1080, 14399), (1089, 14280), (1122, 13860), (1155, 13464), (1188, 13090), (1190, 13068), (1210, 12852), (1224, 12705), (1260, 12342), (1309, 11880), (1320, 11781), (1386, 11220), (1428, 10890), (1452, 10710), (1485, 10472), (1496, 10395), (1512, 10285), (1530, 10164), (1540, 10098), (1683, 9240), (1694, 9180), (1785, 8712), (1815, 8568), (1836, 8470), (1848, 8415), (1870, 8316), (1890, 8228), (1980, 7854), (2040, 7623), (2057, 7560), (2079, 7480), (2142, 7260), (2178, 7140), (2244, 6930), (2295, 6776), (2310, 6732), (2376, 6545), (2380, 6534), (2420, 6426), (2520, 6171), (2541, 6120), (2618, 5940), (2772, 5610), (2805, 5544), (2856, 5445), (2904, 5355), (2970, 5236), (3060, 5082), (3080, 5049), (3213, 4840), (3267, 4760), (3366, 4620), (3388, 4590), (3465, 4488), (3570, 4356), (3630, 4284), (3672, 4235), (3740, 4158), (3780, 4114), (3927, 3960)]