169657280

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2399}}^1$

素因数の和:2446

約数の個数: 112

約数和(自身を含む): 460857600

約数和(自身を除く): 291200320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 416, 442, 520, 544, 680, 832, 884, 1040, 1088, 1105, 1360, 1768, 2080, 2210, 2399, 2720, 3536, 4160, 4420, 4798, 5440, 7072, 8840, 9596, 11995, 14144, 17680, 19192, 23990, 31187, 35360, 38384, 40783, 47980, 62374, 70720, 76768, 81566, 95960, 124748, 153536, 155935, 163132, 191920, 203915, 249496, 311870, 326264, 383840, 407830, 498992, 530179, 623740, 652528, 767680, 815660, 997984, 1060358, 1247480, 1305056, 1631320, 1995968, 2120716, 2494960, 2610112, 2650895, 3262640, 4241432, 4989920, 5301790, 6525280, 8482864, 9979840, 10603580, 13050560, 16965728, 21207160, 33931456, 42414320, 84828640, 169657280]

約数ペア:

[(1, 169657280), (2, 84828640), (4, 42414320), (5, 33931456), (8, 21207160), (10, 16965728), (13, 13050560), (16, 10603580), (17, 9979840), (20, 8482864), (26, 6525280), (32, 5301790), (34, 4989920), (40, 4241432), (52, 3262640), (64, 2650895), (65, 2610112), (68, 2494960), (80, 2120716), (85, 1995968), (104, 1631320), (130, 1305056), (136, 1247480), (160, 1060358), (170, 997984), (208, 815660), (221, 767680), (260, 652528), (272, 623740), (320, 530179), (340, 498992), (416, 407830), (442, 383840), (520, 326264), (544, 311870), (680, 249496), (832, 203915), (884, 191920), (1040, 163132), (1088, 155935), (1105, 153536), (1360, 124748), (1768, 95960), (2080, 81566), (2210, 76768), (2399, 70720), (2720, 62374), (3536, 47980), (4160, 40783), (4420, 38384), (4798, 35360), (5440, 31187), (7072, 23990), (8840, 19192), (9596, 17680), (11995, 14144)]