155397720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{3329}}^1$

素因数の和:3732

約数の個数: 64

約数和(自身を含む): 467532000

約数和(自身を除く): 312134280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 389, 778, 1167, 1556, 1945, 2334, 3112, 3329, 3890, 4668, 5835, 6658, 7780, 9336, 9987, 11670, 13316, 15560, 16645, 19974, 23340, 26632, 33290, 39948, 46680, 49935, 66580, 79896, 99870, 133160, 199740, 399480, 1294981, 2589962, 3884943, 5179924, 6474905, 7769886, 10359848, 12949810, 15539772, 19424715, 25899620, 31079544, 38849430, 51799240, 77698860, 155397720]

約数ペア:

[(1, 155397720), (2, 77698860), (3, 51799240), (4, 38849430), (5, 31079544), (6, 25899620), (8, 19424715), (10, 15539772), (12, 12949810), (15, 10359848), (20, 7769886), (24, 6474905), (30, 5179924), (40, 3884943), (60, 2589962), (120, 1294981), (389, 399480), (778, 199740), (1167, 133160), (1556, 99870), (1945, 79896), (2334, 66580), (3112, 49935), (3329, 46680), (3890, 39948), (4668, 33290), (5835, 26632), (6658, 23340), (7780, 19974), (9336, 16645), (9987, 15560), (11670, 13316)]