210964080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{887}}^1\times {\mathrm{991}}^1$

素因数の和:1894

約数の個数: 80

約数和(自身を含む): 655386624

約数和(自身を除く): 444422544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 887, 991, 1774, 1982, 2661, 2973, 3548, 3964, 4435, 4955, 5322, 5946, 7096, 7928, 8870, 9910, 10644, 11892, 13305, 14192, 14865, 15856, 17740, 19820, 21288, 23784, 26610, 29730, 35480, 39640, 42576, 47568, 53220, 59460, 70960, 79280, 106440, 118920, 212880, 237840, 879017, 1758034, 2637051, 3516068, 4395085, 5274102, 7032136, 8790170, 10548204, 13185255, 14064272, 17580340, 21096408, 26370510, 35160680, 42192816, 52741020, 70321360, 105482040, 210964080]

約数ペア:

[(1, 210964080), (2, 105482040), (3, 70321360), (4, 52741020), (5, 42192816), (6, 35160680), (8, 26370510), (10, 21096408), (12, 17580340), (15, 14064272), (16, 13185255), (20, 10548204), (24, 8790170), (30, 7032136), (40, 5274102), (48, 4395085), (60, 3516068), (80, 2637051), (120, 1758034), (240, 879017), (887, 237840), (991, 212880), (1774, 118920), (1982, 106440), (2661, 79280), (2973, 70960), (3548, 59460), (3964, 53220), (4435, 47568), (4955, 42576), (5322, 39640), (5946, 35480), (7096, 29730), (7928, 26610), (8870, 23784), (9910, 21288), (10644, 19820), (11892, 17740), (13305, 15856), (14192, 14865)]