820165560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{45263}}^1$

素因数の和:45428

約数の個数: 64

約数和(自身を含む): 2476846080

約数和(自身を除く): 1656680520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 151, 302, 453, 604, 755, 906, 1208, 1510, 1812, 2265, 3020, 3624, 4530, 6040, 9060, 18120, 45263, 90526, 135789, 181052, 226315, 271578, 362104, 452630, 543156, 678945, 905260, 1086312, 1357890, 1810520, 2715780, 5431560, 6834713, 13669426, 20504139, 27338852, 34173565, 41008278, 54677704, 68347130, 82016556, 102520695, 136694260, 164033112, 205041390, 273388520, 410082780, 820165560]

約数ペア:

[(1, 820165560), (2, 410082780), (3, 273388520), (4, 205041390), (5, 164033112), (6, 136694260), (8, 102520695), (10, 82016556), (12, 68347130), (15, 54677704), (20, 41008278), (24, 34173565), (30, 27338852), (40, 20504139), (60, 13669426), (120, 6834713), (151, 5431560), (302, 2715780), (453, 1810520), (604, 1357890), (755, 1086312), (906, 905260), (1208, 678945), (1510, 543156), (1812, 452630), (2265, 362104), (3020, 271578), (3624, 226315), (4530, 181052), (6040, 135789), (9060, 90526), (18120, 45263)]