255192120

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{997}}^1$

素因数の和:1099

約数の個数: 160

約数和(自身を含む): 869457600

約数和(自身を除く): 614265480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 79, 81, 90, 108, 120, 135, 158, 162, 180, 216, 237, 270, 316, 324, 360, 395, 405, 474, 540, 632, 648, 711, 790, 810, 948, 997, 1080, 1185, 1422, 1580, 1620, 1896, 1994, 2133, 2370, 2844, 2991, 3160, 3240, 3555, 3988, 4266, 4740, 4985, 5688, 5982, 6399, 7110, 7976, 8532, 8973, 9480, 9970, 10665, 11964, 12798, 14220, 14955, 17064, 17946, 19940, 21330, 23928, 25596, 26919, 28440, 29910, 31995, 35892, 39880, 42660, 44865, 51192, 53838, 59820, 63990, 71784, 78763, 80757, 85320, 89730, 107676, 119640, 127980, 134595, 157526, 161514, 179460, 215352, 236289, 255960, 269190, 315052, 323028, 358920, 393815, 403785, 472578, 538380, 630104, 646056, 708867, 787630, 807570, 945156, 1076760, 1181445, 1417734, 1575260, 1615140, 1890312, 2126601, 2362890, 2835468, 3150520, 3230280, 3544335, 4253202, 4725780, 5670936, 6379803, 7088670, 8506404, 9451560, 10633005, 12759606, 14177340, 17012808, 21266010, 25519212, 28354680, 31899015, 42532020, 51038424, 63798030, 85064040, 127596060, 255192120]

約数ペア:

[(1, 255192120), (2, 127596060), (3, 85064040), (4, 63798030), (5, 51038424), (6, 42532020), (8, 31899015), (9, 28354680), (10, 25519212), (12, 21266010), (15, 17012808), (18, 14177340), (20, 12759606), (24, 10633005), (27, 9451560), (30, 8506404), (36, 7088670), (40, 6379803), (45, 5670936), (54, 4725780), (60, 4253202), (72, 3544335), (79, 3230280), (81, 3150520), (90, 2835468), (108, 2362890), (120, 2126601), (135, 1890312), (158, 1615140), (162, 1575260), (180, 1417734), (216, 1181445), (237, 1076760), (270, 945156), (316, 807570), (324, 787630), (360, 708867), (395, 646056), (405, 630104), (474, 538380), (540, 472578), (632, 403785), (648, 393815), (711, 358920), (790, 323028), (810, 315052), (948, 269190), (997, 255960), (1080, 236289), (1185, 215352), (1422, 179460), (1580, 161514), (1620, 157526), (1896, 134595), (1994, 127980), (2133, 119640), (2370, 107676), (2844, 89730), (2991, 85320), (3160, 80757), (3240, 78763), (3555, 71784), (3988, 63990), (4266, 59820), (4740, 53838), (4985, 51192), (5688, 44865), (5982, 42660), (6399, 39880), (7110, 35892), (7976, 31995), (8532, 29910), (8973, 28440), (9480, 26919), (9970, 25596), (10665, 23928), (11964, 21330), (12798, 19940), (14220, 17946), (14955, 17064)]