64655640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{25657}}^1$

素因数の和:25681

約数の個数: 96

約数和(自身を含む): 240158880

約数和(自身を除く): 175503240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 25657, 51314, 76971, 102628, 128285, 153942, 179599, 205256, 230913, 256570, 307884, 359198, 384855, 461826, 513140, 538797, 615768, 718396, 769710, 897995, 923652, 1026280, 1077594, 1154565, 1436792, 1539420, 1616391, 1795990, 1847304, 2155188, 2309130, 2693985, 3078840, 3232782, 3591980, 4310376, 4618260, 5387970, 6465564, 7183960, 8081955, 9236520, 10775940, 12931128, 16163910, 21551880, 32327820, 64655640]

約数ペア:

[(1, 64655640), (2, 32327820), (3, 21551880), (4, 16163910), (5, 12931128), (6, 10775940), (7, 9236520), (8, 8081955), (9, 7183960), (10, 6465564), (12, 5387970), (14, 4618260), (15, 4310376), (18, 3591980), (20, 3232782), (21, 3078840), (24, 2693985), (28, 2309130), (30, 2155188), (35, 1847304), (36, 1795990), (40, 1616391), (42, 1539420), (45, 1436792), (56, 1154565), (60, 1077594), (63, 1026280), (70, 923652), (72, 897995), (84, 769710), (90, 718396), (105, 615768), (120, 538797), (126, 513140), (140, 461826), (168, 384855), (180, 359198), (210, 307884), (252, 256570), (280, 230913), (315, 205256), (360, 179599), (420, 153942), (504, 128285), (630, 102628), (840, 76971), (1260, 51314), (2520, 25657)]