87739020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21193}}^1$

素因数の和:21231

約数の個数: 72

約数和(自身を含む): 277726176

約数和(自身を除く): 189987156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 21193, 42386, 63579, 84772, 105965, 127158, 190737, 211930, 254316, 317895, 381474, 423860, 487439, 635790, 762948, 953685, 974878, 1271580, 1462317, 1907370, 1949756, 2437195, 2924634, 3814740, 4386951, 4874390, 5849268, 7311585, 8773902, 9748780, 14623170, 17547804, 21934755, 29246340, 43869510, 87739020]

約数ペア:

[(1, 87739020), (2, 43869510), (3, 29246340), (4, 21934755), (5, 17547804), (6, 14623170), (9, 9748780), (10, 8773902), (12, 7311585), (15, 5849268), (18, 4874390), (20, 4386951), (23, 3814740), (30, 2924634), (36, 2437195), (45, 1949756), (46, 1907370), (60, 1462317), (69, 1271580), (90, 974878), (92, 953685), (115, 762948), (138, 635790), (180, 487439), (207, 423860), (230, 381474), (276, 317895), (345, 254316), (414, 211930), (460, 190737), (690, 127158), (828, 105965), (1035, 84772), (1380, 63579), (2070, 42386), (4140, 21193)]