220717380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{21767}}^1$

素因数の和:21805

約数の個数: 72

約数和(自身を含む): 669235392

約数和(自身を除く): 448518012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 21767, 43534, 65301, 87068, 108835, 130602, 217670, 261204, 282971, 326505, 435340, 565942, 653010, 848913, 1131884, 1306020, 1414855, 1697826, 2829710, 3395652, 3678623, 4244565, 5659420, 7357246, 8489130, 11035869, 14714492, 16978260, 18393115, 22071738, 36786230, 44143476, 55179345, 73572460, 110358690, 220717380]

約数ペア:

[(1, 220717380), (2, 110358690), (3, 73572460), (4, 55179345), (5, 44143476), (6, 36786230), (10, 22071738), (12, 18393115), (13, 16978260), (15, 14714492), (20, 11035869), (26, 8489130), (30, 7357246), (39, 5659420), (52, 4244565), (60, 3678623), (65, 3395652), (78, 2829710), (130, 1697826), (156, 1414855), (169, 1306020), (195, 1131884), (260, 848913), (338, 653010), (390, 565942), (507, 435340), (676, 326505), (780, 282971), (845, 261204), (1014, 217670), (1690, 130602), (2028, 108835), (2535, 87068), (3380, 65301), (5070, 43534), (10140, 21767)]