18297240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:381

約数の個数: 128

約数和(自身を含む): 60903360

約数和(自身を除く): 42606120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 104, 111, 120, 130, 148, 156, 185, 195, 222, 260, 296, 312, 317, 370, 390, 444, 481, 520, 555, 634, 740, 780, 888, 951, 962, 1110, 1268, 1443, 1480, 1560, 1585, 1902, 1924, 2220, 2405, 2536, 2886, 3170, 3804, 3848, 4121, 4440, 4755, 4810, 5772, 6340, 7215, 7608, 8242, 9510, 9620, 11544, 11729, 12363, 12680, 14430, 16484, 19020, 19240, 20605, 23458, 24726, 28860, 32968, 35187, 38040, 41210, 46916, 49452, 57720, 58645, 61815, 70374, 82420, 93832, 98904, 117290, 123630, 140748, 152477, 164840, 175935, 234580, 247260, 281496, 304954, 351870, 457431, 469160, 494520, 609908, 703740, 762385, 914862, 1219816, 1407480, 1524770, 1829724, 2287155, 3049540, 3659448, 4574310, 6099080, 9148620, 18297240]

約数ペア:

[(1, 18297240), (2, 9148620), (3, 6099080), (4, 4574310), (5, 3659448), (6, 3049540), (8, 2287155), (10, 1829724), (12, 1524770), (13, 1407480), (15, 1219816), (20, 914862), (24, 762385), (26, 703740), (30, 609908), (37, 494520), (39, 469160), (40, 457431), (52, 351870), (60, 304954), (65, 281496), (74, 247260), (78, 234580), (104, 175935), (111, 164840), (120, 152477), (130, 140748), (148, 123630), (156, 117290), (185, 98904), (195, 93832), (222, 82420), (260, 70374), (296, 61815), (312, 58645), (317, 57720), (370, 49452), (390, 46916), (444, 41210), (481, 38040), (520, 35187), (555, 32968), (634, 28860), (740, 24726), (780, 23458), (888, 20605), (951, 19240), (962, 19020), (1110, 16484), (1268, 14430), (1443, 12680), (1480, 12363), (1560, 11729), (1585, 11544), (1902, 9620), (1924, 9510), (2220, 8242), (2405, 7608), (2536, 7215), (2886, 6340), (3170, 5772), (3804, 4810), (3848, 4755), (4121, 4440)]