320378640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:441

約数の個数: 160

約数和(自身を含む): 1026898560

約数和(自身を除く): 706519920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 89, 106, 120, 159, 178, 212, 240, 265, 267, 283, 318, 356, 424, 445, 530, 534, 566, 636, 712, 795, 848, 849, 890, 1060, 1068, 1132, 1272, 1335, 1415, 1424, 1590, 1698, 1780, 2120, 2136, 2264, 2544, 2670, 2830, 3180, 3396, 3560, 4240, 4245, 4272, 4528, 4717, 5340, 5660, 6360, 6792, 7120, 8490, 9434, 10680, 11320, 12720, 13584, 14151, 14999, 16980, 18868, 21360, 22640, 23585, 25187, 28302, 29998, 33960, 37736, 44997, 47170, 50374, 56604, 59996, 67920, 70755, 74995, 75472, 75561, 89994, 94340, 100748, 113208, 119992, 125935, 141510, 149990, 151122, 179988, 188680, 201496, 224985, 226416, 239984, 251870, 283020, 299980, 302244, 359976, 377360, 377805, 402992, 449970, 503740, 566040, 599960, 604488, 719952, 755610, 899940, 1007480, 1132080, 1199920, 1208976, 1334911, 1511220, 1799880, 2014960, 2669822, 3022440, 3599760, 4004733, 5339644, 6044880, 6674555, 8009466, 10679288, 13349110, 16018932, 20023665, 21358576, 26698220, 32037864, 40047330, 53396440, 64075728, 80094660, 106792880, 160189320, 320378640]

約数ペア:

[(1, 320378640), (2, 160189320), (3, 106792880), (4, 80094660), (5, 64075728), (6, 53396440), (8, 40047330), (10, 32037864), (12, 26698220), (15, 21358576), (16, 20023665), (20, 16018932), (24, 13349110), (30, 10679288), (40, 8009466), (48, 6674555), (53, 6044880), (60, 5339644), (80, 4004733), (89, 3599760), (106, 3022440), (120, 2669822), (159, 2014960), (178, 1799880), (212, 1511220), (240, 1334911), (265, 1208976), (267, 1199920), (283, 1132080), (318, 1007480), (356, 899940), (424, 755610), (445, 719952), (530, 604488), (534, 599960), (566, 566040), (636, 503740), (712, 449970), (795, 402992), (848, 377805), (849, 377360), (890, 359976), (1060, 302244), (1068, 299980), (1132, 283020), (1272, 251870), (1335, 239984), (1415, 226416), (1424, 224985), (1590, 201496), (1698, 188680), (1780, 179988), (2120, 151122), (2136, 149990), (2264, 141510), (2544, 125935), (2670, 119992), (2830, 113208), (3180, 100748), (3396, 94340), (3560, 89994), (4240, 75561), (4245, 75472), (4272, 74995), (4528, 70755), (4717, 67920), (5340, 59996), (5660, 56604), (6360, 50374), (6792, 47170), (7120, 44997), (8490, 37736), (9434, 33960), (10680, 29998), (11320, 28302), (12720, 25187), (13584, 23585), (14151, 22640), (14999, 21360), (16980, 18868)]