18690120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{269}}^1$

素因数の和:479

約数の個数: 96

約数和(自身を含む): 61284600

約数和(自身を除く): 42594480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 193, 269, 360, 386, 538, 579, 772, 807, 965, 1076, 1158, 1345, 1544, 1614, 1737, 1930, 2152, 2316, 2421, 2690, 2895, 3228, 3474, 3860, 4035, 4632, 4842, 5380, 5790, 6456, 6948, 7720, 8070, 8685, 9684, 10760, 11580, 12105, 13896, 16140, 17370, 19368, 23160, 24210, 32280, 34740, 48420, 51917, 69480, 96840, 103834, 155751, 207668, 259585, 311502, 415336, 467253, 519170, 623004, 778755, 934506, 1038340, 1246008, 1557510, 1869012, 2076680, 2336265, 3115020, 3738024, 4672530, 6230040, 9345060, 18690120]

約数ペア:

[(1, 18690120), (2, 9345060), (3, 6230040), (4, 4672530), (5, 3738024), (6, 3115020), (8, 2336265), (9, 2076680), (10, 1869012), (12, 1557510), (15, 1246008), (18, 1038340), (20, 934506), (24, 778755), (30, 623004), (36, 519170), (40, 467253), (45, 415336), (60, 311502), (72, 259585), (90, 207668), (120, 155751), (180, 103834), (193, 96840), (269, 69480), (360, 51917), (386, 48420), (538, 34740), (579, 32280), (772, 24210), (807, 23160), (965, 19368), (1076, 17370), (1158, 16140), (1345, 13896), (1544, 12105), (1614, 11580), (1737, 10760), (1930, 9684), (2152, 8685), (2316, 8070), (2421, 7720), (2690, 6948), (2895, 6456), (3228, 5790), (3474, 5380), (3860, 4842), (4035, 4632)]