56872440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{661}}^1$

素因数の和:917

約数の個数: 96

約数和(自身を含む): 185889600

約数和(自身を除く): 129017160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 239, 360, 478, 661, 717, 956, 1195, 1322, 1434, 1912, 1983, 2151, 2390, 2644, 2868, 3305, 3585, 3966, 4302, 4780, 5288, 5736, 5949, 6610, 7170, 7932, 8604, 9560, 9915, 10755, 11898, 13220, 14340, 15864, 17208, 19830, 21510, 23796, 26440, 28680, 29745, 39660, 43020, 47592, 59490, 79320, 86040, 118980, 157979, 237960, 315958, 473937, 631916, 789895, 947874, 1263832, 1421811, 1579790, 1895748, 2369685, 2843622, 3159580, 3791496, 4739370, 5687244, 6319160, 7109055, 9478740, 11374488, 14218110, 18957480, 28436220, 56872440]

約数ペア:

[(1, 56872440), (2, 28436220), (3, 18957480), (4, 14218110), (5, 11374488), (6, 9478740), (8, 7109055), (9, 6319160), (10, 5687244), (12, 4739370), (15, 3791496), (18, 3159580), (20, 2843622), (24, 2369685), (30, 1895748), (36, 1579790), (40, 1421811), (45, 1263832), (60, 947874), (72, 789895), (90, 631916), (120, 473937), (180, 315958), (239, 237960), (360, 157979), (478, 118980), (661, 86040), (717, 79320), (956, 59490), (1195, 47592), (1322, 43020), (1434, 39660), (1912, 29745), (1983, 28680), (2151, 26440), (2390, 23796), (2644, 21510), (2868, 19830), (3305, 17208), (3585, 15864), (3966, 14340), (4302, 13220), (4780, 11898), (5288, 10755), (5736, 9915), (5949, 9560), (6610, 8604), (7170, 7932)]