656351280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70123}}^1$

素因数の和:70155

約数の個数: 120

約数和(自身を含む): 2373837648

約数和(自身を除く): 1717486368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 70123, 140246, 210369, 280492, 350615, 420738, 560984, 631107, 701230, 841476, 911599, 1051845, 1121968, 1262214, 1402460, 1682952, 1823198, 2103690, 2524428, 2734797, 2804920, 3155535, 3365904, 3646396, 4207380, 4557995, 5048856, 5469594, 5609840, 6311070, 7292792, 8204391, 8414760, 9115990, 10097712, 10939188, 12622140, 13673985, 14585584, 16408782, 16829520, 18231980, 21878376, 25244280, 27347970, 32817564, 36463960, 41021955, 43756752, 50488560, 54695940, 65635128, 72927920, 82043910, 109391880, 131270256, 164087820, 218783760, 328175640, 656351280]

約数ペア:

[(1, 656351280), (2, 328175640), (3, 218783760), (4, 164087820), (5, 131270256), (6, 109391880), (8, 82043910), (9, 72927920), (10, 65635128), (12, 54695940), (13, 50488560), (15, 43756752), (16, 41021955), (18, 36463960), (20, 32817564), (24, 27347970), (26, 25244280), (30, 21878376), (36, 18231980), (39, 16829520), (40, 16408782), (45, 14585584), (48, 13673985), (52, 12622140), (60, 10939188), (65, 10097712), (72, 9115990), (78, 8414760), (80, 8204391), (90, 7292792), (104, 6311070), (117, 5609840), (120, 5469594), (130, 5048856), (144, 4557995), (156, 4207380), (180, 3646396), (195, 3365904), (208, 3155535), (234, 2804920), (240, 2734797), (260, 2524428), (312, 2103690), (360, 1823198), (390, 1682952), (468, 1402460), (520, 1262214), (585, 1121968), (624, 1051845), (720, 911599), (780, 841476), (936, 701230), (1040, 631107), (1170, 560984), (1560, 420738), (1872, 350615), (2340, 280492), (3120, 210369), (4680, 140246), (9360, 70123)]