1875744280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:489

約数の個数: 128

約数和(自身を含む): 4509204480

約数和(自身を除く): 2633460200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 127, 155, 172, 215, 248, 254, 277, 310, 344, 430, 508, 554, 620, 635, 860, 1016, 1108, 1240, 1270, 1333, 1385, 1720, 2216, 2540, 2666, 2770, 3937, 5080, 5332, 5461, 5540, 6665, 7874, 8587, 10664, 10922, 11080, 11911, 13330, 15748, 17174, 19685, 21844, 23822, 26660, 27305, 31496, 34348, 35179, 39370, 42935, 43688, 47644, 53320, 54610, 59555, 68696, 70358, 78740, 85870, 95288, 109220, 119110, 140716, 157480, 169291, 171740, 175895, 218440, 238220, 281432, 338582, 343480, 351790, 369241, 476440, 677164, 703580, 738482, 846455, 1090549, 1354328, 1407160, 1476964, 1512697, 1692910, 1846205, 2181098, 2953928, 3025394, 3385820, 3692410, 4362196, 5452745, 6050788, 6771640, 7384820, 7563485, 8724392, 10905490, 12101576, 14769640, 15126970, 21810980, 30253940, 43621960, 46893607, 60507880, 93787214, 187574428, 234468035, 375148856, 468936070, 937872140, 1875744280]

約数ペア:

[(1, 1875744280), (2, 937872140), (4, 468936070), (5, 375148856), (8, 234468035), (10, 187574428), (20, 93787214), (31, 60507880), (40, 46893607), (43, 43621960), (62, 30253940), (86, 21810980), (124, 15126970), (127, 14769640), (155, 12101576), (172, 10905490), (215, 8724392), (248, 7563485), (254, 7384820), (277, 6771640), (310, 6050788), (344, 5452745), (430, 4362196), (508, 3692410), (554, 3385820), (620, 3025394), (635, 2953928), (860, 2181098), (1016, 1846205), (1108, 1692910), (1240, 1512697), (1270, 1476964), (1333, 1407160), (1385, 1354328), (1720, 1090549), (2216, 846455), (2540, 738482), (2666, 703580), (2770, 677164), (3937, 476440), (5080, 369241), (5332, 351790), (5461, 343480), (5540, 338582), (6665, 281432), (7874, 238220), (8587, 218440), (10664, 175895), (10922, 171740), (11080, 169291), (11911, 157480), (13330, 140716), (15748, 119110), (17174, 109220), (19685, 95288), (21844, 85870), (23822, 78740), (26660, 70358), (27305, 68696), (31496, 59555), (34348, 54610), (35179, 53320), (39370, 47644), (42935, 43688)]