217490160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{11471}}^1$

素因数の和:11566

約数の個数: 80

約数和(自身を含む): 682813440

約数和(自身を除く): 465323280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2370, 3160, 3792, 4740, 6320, 9480, 11471, 18960, 22942, 34413, 45884, 57355, 68826, 91768, 114710, 137652, 172065, 183536, 229420, 275304, 344130, 458840, 550608, 688260, 906209, 917680, 1376520, 1812418, 2718627, 2753040, 3624836, 4531045, 5437254, 7249672, 9062090, 10874508, 13593135, 14499344, 18124180, 21749016, 27186270, 36248360, 43498032, 54372540, 72496720, 108745080, 217490160]

約数ペア:

[(1, 217490160), (2, 108745080), (3, 72496720), (4, 54372540), (5, 43498032), (6, 36248360), (8, 27186270), (10, 21749016), (12, 18124180), (15, 14499344), (16, 13593135), (20, 10874508), (24, 9062090), (30, 7249672), (40, 5437254), (48, 4531045), (60, 3624836), (79, 2753040), (80, 2718627), (120, 1812418), (158, 1376520), (237, 917680), (240, 906209), (316, 688260), (395, 550608), (474, 458840), (632, 344130), (790, 275304), (948, 229420), (1185, 183536), (1264, 172065), (1580, 137652), (1896, 114710), (2370, 91768), (3160, 68826), (3792, 57355), (4740, 45884), (6320, 34413), (9480, 22942), (11471, 18960)]