88691120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1453}}^1$

素因数の和:1582

約数の個数: 80

約数和(自身を含む): 237990720

約数和(自身を除く): 149299600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 109, 112, 140, 218, 280, 436, 545, 560, 763, 872, 1090, 1453, 1526, 1744, 2180, 2906, 3052, 3815, 4360, 5812, 6104, 7265, 7630, 8720, 10171, 11624, 12208, 14530, 15260, 20342, 23248, 29060, 30520, 40684, 50855, 58120, 61040, 81368, 101710, 116240, 158377, 162736, 203420, 316754, 406840, 633508, 791885, 813680, 1108639, 1267016, 1583770, 2217278, 2534032, 3167540, 4434556, 5543195, 6335080, 8869112, 11086390, 12670160, 17738224, 22172780, 44345560, 88691120]

約数ペア:

[(1, 88691120), (2, 44345560), (4, 22172780), (5, 17738224), (7, 12670160), (8, 11086390), (10, 8869112), (14, 6335080), (16, 5543195), (20, 4434556), (28, 3167540), (35, 2534032), (40, 2217278), (56, 1583770), (70, 1267016), (80, 1108639), (109, 813680), (112, 791885), (140, 633508), (218, 406840), (280, 316754), (436, 203420), (545, 162736), (560, 158377), (763, 116240), (872, 101710), (1090, 81368), (1453, 61040), (1526, 58120), (1744, 50855), (2180, 40684), (2906, 30520), (3052, 29060), (3815, 23248), (4360, 20342), (5812, 15260), (6104, 14530), (7265, 12208), (7630, 11624), (8720, 10171)]