81902280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{682519}}^1$

素因数の和:682533

約数の個数: 32

約数和(自身を含む): 245707200

約数和(自身を除く): 163804920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 682519, 1365038, 2047557, 2730076, 3412595, 4095114, 5460152, 6825190, 8190228, 10237785, 13650380, 16380456, 20475570, 27300760, 40951140, 81902280]

約数ペア:

[(1, 81902280), (2, 40951140), (3, 27300760), (4, 20475570), (5, 16380456), (6, 13650380), (8, 10237785), (10, 8190228), (12, 6825190), (15, 5460152), (20, 4095114), (24, 3412595), (30, 2730076), (40, 2047557), (60, 1365038), (120, 682519)]