66494680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:497

約数の個数: 128

約数和(自身を含む): 186624000

約数和(自身を除く): 120129320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 29, 35, 38, 40, 56, 58, 70, 76, 95, 116, 133, 140, 145, 152, 190, 203, 232, 266, 280, 290, 380, 406, 431, 532, 551, 580, 665, 760, 812, 862, 1015, 1064, 1102, 1160, 1330, 1624, 1724, 2030, 2155, 2204, 2660, 2755, 3017, 3448, 3857, 4060, 4310, 4408, 5320, 5510, 6034, 7714, 8120, 8189, 8620, 11020, 12068, 12499, 15085, 15428, 16378, 17240, 19285, 22040, 24136, 24998, 30170, 30856, 32756, 38570, 40945, 49996, 57323, 60340, 62495, 65512, 77140, 81890, 87493, 99992, 114646, 120680, 124990, 154280, 163780, 174986, 229292, 237481, 249980, 286615, 327560, 349972, 437465, 458584, 474962, 499960, 573230, 699944, 874930, 949924, 1146460, 1187405, 1662367, 1749860, 1899848, 2292920, 2374810, 3324734, 3499720, 4749620, 6649468, 8311835, 9499240, 13298936, 16623670, 33247340, 66494680]

約数ペア:

[(1, 66494680), (2, 33247340), (4, 16623670), (5, 13298936), (7, 9499240), (8, 8311835), (10, 6649468), (14, 4749620), (19, 3499720), (20, 3324734), (28, 2374810), (29, 2292920), (35, 1899848), (38, 1749860), (40, 1662367), (56, 1187405), (58, 1146460), (70, 949924), (76, 874930), (95, 699944), (116, 573230), (133, 499960), (140, 474962), (145, 458584), (152, 437465), (190, 349972), (203, 327560), (232, 286615), (266, 249980), (280, 237481), (290, 229292), (380, 174986), (406, 163780), (431, 154280), (532, 124990), (551, 120680), (580, 114646), (665, 99992), (760, 87493), (812, 81890), (862, 77140), (1015, 65512), (1064, 62495), (1102, 60340), (1160, 57323), (1330, 49996), (1624, 40945), (1724, 38570), (2030, 32756), (2155, 30856), (2204, 30170), (2660, 24998), (2755, 24136), (3017, 22040), (3448, 19285), (3857, 17240), (4060, 16378), (4310, 15428), (4408, 15085), (5320, 12499), (5510, 12068), (6034, 11020), (7714, 8620), (8120, 8189)]