157045280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{499}}^1$

素因数の和:802

約数の個数: 96

約数和(自身を含む): 426384000

約数和(自身を除く): 269338720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 281, 499, 560, 562, 998, 1120, 1124, 1405, 1967, 1996, 2248, 2495, 2810, 3493, 3934, 3992, 4496, 4990, 5620, 6986, 7868, 7984, 8992, 9835, 9980, 11240, 13972, 15736, 15968, 17465, 19670, 19960, 22480, 27944, 31472, 34930, 39340, 39920, 44960, 55888, 62944, 69860, 78680, 79840, 111776, 139720, 140219, 157360, 279440, 280438, 314720, 558880, 560876, 701095, 981533, 1121752, 1402190, 1963066, 2243504, 2804380, 3926132, 4487008, 4907665, 5608760, 7852264, 9815330, 11217520, 15704528, 19630660, 22435040, 31409056, 39261320, 78522640, 157045280]

約数ペア:

[(1, 157045280), (2, 78522640), (4, 39261320), (5, 31409056), (7, 22435040), (8, 19630660), (10, 15704528), (14, 11217520), (16, 9815330), (20, 7852264), (28, 5608760), (32, 4907665), (35, 4487008), (40, 3926132), (56, 2804380), (70, 2243504), (80, 1963066), (112, 1402190), (140, 1121752), (160, 981533), (224, 701095), (280, 560876), (281, 558880), (499, 314720), (560, 280438), (562, 279440), (998, 157360), (1120, 140219), (1124, 139720), (1405, 111776), (1967, 79840), (1996, 78680), (2248, 69860), (2495, 62944), (2810, 55888), (3493, 44960), (3934, 39920), (3992, 39340), (4496, 34930), (4990, 31472), (5620, 27944), (6986, 22480), (7868, 19960), (7984, 19670), (8992, 17465), (9835, 15968), (9980, 15736), (11240, 13972)]