515817990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61627}}^1$

素因数の和:61674

約数の個数: 64

約数和(自身を含む): 1419909120

約数和(自身を除く): 904091130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1395, 1674, 2790, 4185, 8370, 61627, 123254, 184881, 308135, 369762, 554643, 616270, 924405, 1109286, 1663929, 1848810, 1910437, 2773215, 3327858, 3820874, 5546430, 5731311, 8319645, 9552185, 11462622, 16639290, 17193933, 19104370, 28656555, 34387866, 51581799, 57313110, 85969665, 103163598, 171939330, 257908995, 515817990]

約数ペア:

[(1, 515817990), (2, 257908995), (3, 171939330), (5, 103163598), (6, 85969665), (9, 57313110), (10, 51581799), (15, 34387866), (18, 28656555), (27, 19104370), (30, 17193933), (31, 16639290), (45, 11462622), (54, 9552185), (62, 8319645), (90, 5731311), (93, 5546430), (135, 3820874), (155, 3327858), (186, 2773215), (270, 1910437), (279, 1848810), (310, 1663929), (465, 1109286), (558, 924405), (837, 616270), (930, 554643), (1395, 369762), (1674, 308135), (2790, 184881), (4185, 123254), (8370, 61627)]