71245668

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^2$

素因数の和:138

約数の個数: 108

約数和(自身を含む): 193994640

約数和(自身を除く): 122748972

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 43, 52, 57, 76, 78, 86, 114, 129, 156, 169, 172, 228, 247, 258, 338, 494, 507, 516, 559, 676, 741, 817, 988, 1014, 1118, 1482, 1634, 1677, 1849, 2028, 2236, 2451, 2964, 3211, 3268, 3354, 3698, 4902, 5547, 6422, 6708, 7267, 7396, 9633, 9804, 10621, 11094, 12844, 14534, 19266, 21242, 21801, 22188, 24037, 29068, 31863, 35131, 38532, 42484, 43602, 48074, 63726, 70262, 72111, 87204, 96148, 105393, 127452, 138073, 140524, 144222, 210786, 276146, 288444, 312481, 414219, 421572, 456703, 552292, 624962, 828438, 913406, 937443, 1249924, 1370109, 1656876, 1826812, 1874886, 2740218, 3749772, 5480436, 5937139, 11874278, 17811417, 23748556, 35622834, 71245668]

約数ペア:

[(1, 71245668), (2, 35622834), (3, 23748556), (4, 17811417), (6, 11874278), (12, 5937139), (13, 5480436), (19, 3749772), (26, 2740218), (38, 1874886), (39, 1826812), (43, 1656876), (52, 1370109), (57, 1249924), (76, 937443), (78, 913406), (86, 828438), (114, 624962), (129, 552292), (156, 456703), (169, 421572), (172, 414219), (228, 312481), (247, 288444), (258, 276146), (338, 210786), (494, 144222), (507, 140524), (516, 138073), (559, 127452), (676, 105393), (741, 96148), (817, 87204), (988, 72111), (1014, 70262), (1118, 63726), (1482, 48074), (1634, 43602), (1677, 42484), (1849, 38532), (2028, 35131), (2236, 31863), (2451, 29068), (2964, 24037), (3211, 22188), (3268, 21801), (3354, 21242), (3698, 19266), (4902, 14534), (5547, 12844), (6422, 11094), (6708, 10621), (7267, 9804), (7396, 9633)]