72749520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1279}}^1$

素因数の和:1377

約数の個数: 120

約数和(自身を含む): 247603200

約数和(自身を除く): 174853680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 711, 720, 790, 948, 1185, 1264, 1279, 1422, 1580, 1896, 2370, 2558, 2844, 3160, 3555, 3792, 3837, 4740, 5116, 5688, 6320, 6395, 7110, 7674, 9480, 10232, 11376, 11511, 12790, 14220, 15348, 18960, 19185, 20464, 23022, 25580, 28440, 30696, 38370, 46044, 51160, 56880, 57555, 61392, 76740, 92088, 101041, 102320, 115110, 153480, 184176, 202082, 230220, 303123, 306960, 404164, 460440, 505205, 606246, 808328, 909369, 920880, 1010410, 1212492, 1515615, 1616656, 1818738, 2020820, 2424984, 3031230, 3637476, 4041640, 4546845, 4849968, 6062460, 7274952, 8083280, 9093690, 12124920, 14549904, 18187380, 24249840, 36374760, 72749520]

約数ペア:

[(1, 72749520), (2, 36374760), (3, 24249840), (4, 18187380), (5, 14549904), (6, 12124920), (8, 9093690), (9, 8083280), (10, 7274952), (12, 6062460), (15, 4849968), (16, 4546845), (18, 4041640), (20, 3637476), (24, 3031230), (30, 2424984), (36, 2020820), (40, 1818738), (45, 1616656), (48, 1515615), (60, 1212492), (72, 1010410), (79, 920880), (80, 909369), (90, 808328), (120, 606246), (144, 505205), (158, 460440), (180, 404164), (237, 306960), (240, 303123), (316, 230220), (360, 202082), (395, 184176), (474, 153480), (632, 115110), (711, 102320), (720, 101041), (790, 92088), (948, 76740), (1185, 61392), (1264, 57555), (1279, 56880), (1422, 51160), (1580, 46044), (1896, 38370), (2370, 30696), (2558, 28440), (2844, 25580), (3160, 23022), (3555, 20464), (3792, 19185), (3837, 18960), (4740, 15348), (5116, 14220), (5688, 12790), (6320, 11511), (6395, 11376), (7110, 10232), (7674, 9480)]