56546460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{991}}^1$

素因数の和:1323

約数の個数: 72

約数和(自身を含む): 172238976

約数和(自身を除く): 115692516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 317, 634, 951, 991, 1268, 1585, 1902, 1982, 2853, 2973, 3170, 3804, 3964, 4755, 4955, 5706, 5946, 6340, 8919, 9510, 9910, 11412, 11892, 14265, 14865, 17838, 19020, 19820, 28530, 29730, 35676, 44595, 57060, 59460, 89190, 178380, 314147, 628294, 942441, 1256588, 1570735, 1884882, 2827323, 3141470, 3769764, 4712205, 5654646, 6282940, 9424410, 11309292, 14136615, 18848820, 28273230, 56546460]

約数ペア:

[(1, 56546460), (2, 28273230), (3, 18848820), (4, 14136615), (5, 11309292), (6, 9424410), (9, 6282940), (10, 5654646), (12, 4712205), (15, 3769764), (18, 3141470), (20, 2827323), (30, 1884882), (36, 1570735), (45, 1256588), (60, 942441), (90, 628294), (180, 314147), (317, 178380), (634, 89190), (951, 59460), (991, 57060), (1268, 44595), (1585, 35676), (1902, 29730), (1982, 28530), (2853, 19820), (2973, 19020), (3170, 17838), (3804, 14865), (3964, 14265), (4755, 11892), (4955, 11412), (5706, 9910), (5946, 9510), (6340, 8919)]