70027720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{653}}^1$

素因数の和:1054

約数の個数: 64

約数和(自身を含む): 180817920

約数和(自身を除く): 110790200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 383, 653, 766, 1306, 1532, 1915, 2612, 2681, 3064, 3265, 3830, 4571, 5224, 5362, 6530, 7660, 9142, 10724, 13060, 13405, 15320, 18284, 21448, 22855, 26120, 26810, 36568, 45710, 53620, 91420, 107240, 182840, 250099, 500198, 1000396, 1250495, 1750693, 2000792, 2500990, 3501386, 5001980, 7002772, 8753465, 10003960, 14005544, 17506930, 35013860, 70027720]

約数ペア:

[(1, 70027720), (2, 35013860), (4, 17506930), (5, 14005544), (7, 10003960), (8, 8753465), (10, 7002772), (14, 5001980), (20, 3501386), (28, 2500990), (35, 2000792), (40, 1750693), (56, 1250495), (70, 1000396), (140, 500198), (280, 250099), (383, 182840), (653, 107240), (766, 91420), (1306, 53620), (1532, 45710), (1915, 36568), (2612, 26810), (2681, 26120), (3064, 22855), (3265, 21448), (3830, 18284), (4571, 15320), (5224, 13405), (5362, 13060), (6530, 10724), (7660, 9142)]