398373440

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:436

約数の個数: 112

約数和(自身を含む): 981626688

約数和(自身を除く): 583253248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 83, 106, 160, 166, 212, 265, 283, 320, 332, 415, 424, 530, 566, 664, 830, 848, 1060, 1132, 1328, 1415, 1660, 1696, 2120, 2264, 2656, 2830, 3320, 3392, 4240, 4399, 4528, 5312, 5660, 6640, 8480, 8798, 9056, 11320, 13280, 14999, 16960, 17596, 18112, 21995, 22640, 23489, 26560, 29998, 35192, 43990, 45280, 46978, 59996, 70384, 74995, 87980, 90560, 93956, 117445, 119992, 140768, 149990, 175960, 187912, 234890, 239984, 281536, 299980, 351920, 375824, 469780, 479968, 599960, 703840, 751648, 939560, 959936, 1199920, 1244917, 1407680, 1503296, 1879120, 2399840, 2489834, 3758240, 4799680, 4979668, 6224585, 7516480, 9959336, 12449170, 19918672, 24898340, 39837344, 49796680, 79674688, 99593360, 199186720, 398373440]

約数ペア:

[(1, 398373440), (2, 199186720), (4, 99593360), (5, 79674688), (8, 49796680), (10, 39837344), (16, 24898340), (20, 19918672), (32, 12449170), (40, 9959336), (53, 7516480), (64, 6224585), (80, 4979668), (83, 4799680), (106, 3758240), (160, 2489834), (166, 2399840), (212, 1879120), (265, 1503296), (283, 1407680), (320, 1244917), (332, 1199920), (415, 959936), (424, 939560), (530, 751648), (566, 703840), (664, 599960), (830, 479968), (848, 469780), (1060, 375824), (1132, 351920), (1328, 299980), (1415, 281536), (1660, 239984), (1696, 234890), (2120, 187912), (2264, 175960), (2656, 149990), (2830, 140768), (3320, 119992), (3392, 117445), (4240, 93956), (4399, 90560), (4528, 87980), (5312, 74995), (5660, 70384), (6640, 59996), (8480, 46978), (8798, 45280), (9056, 43990), (11320, 35192), (13280, 29998), (14999, 26560), (16960, 23489), (17596, 22640), (18112, 21995)]