260786916

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{12959}}^1$

素因数の和:13025

約数の個数: 72

約数和(自身を含む): 726485760

約数和(自身を除く): 465698844

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3354, 5031, 6708, 10062, 12959, 20124, 25918, 38877, 51836, 77754, 116631, 155508, 168467, 233262, 336934, 466524, 505401, 557237, 673868, 1010802, 1114474, 1516203, 1671711, 2021604, 2228948, 3032406, 3343422, 5015133, 6064812, 6686844, 7244081, 10030266, 14488162, 20060532, 21732243, 28976324, 43464486, 65196729, 86928972, 130393458, 260786916]

約数ペア:

[(1, 260786916), (2, 130393458), (3, 86928972), (4, 65196729), (6, 43464486), (9, 28976324), (12, 21732243), (13, 20060532), (18, 14488162), (26, 10030266), (36, 7244081), (39, 6686844), (43, 6064812), (52, 5015133), (78, 3343422), (86, 3032406), (117, 2228948), (129, 2021604), (156, 1671711), (172, 1516203), (234, 1114474), (258, 1010802), (387, 673868), (468, 557237), (516, 505401), (559, 466524), (774, 336934), (1118, 233262), (1548, 168467), (1677, 155508), (2236, 116631), (3354, 77754), (5031, 51836), (6708, 38877), (10062, 25918), (12959, 20124)]