155655780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{370609}}^1$

素因数の和:370628

約数の個数: 48

約数和(自身を含む): 498099840

約数和(自身を除く): 342444060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 370609, 741218, 1111827, 1482436, 1853045, 2223654, 2594263, 3706090, 4447308, 5188526, 5559135, 7412180, 7782789, 10377052, 11118270, 12971315, 15565578, 22236540, 25942630, 31131156, 38913945, 51885260, 77827890, 155655780]

約数ペア:

[(1, 155655780), (2, 77827890), (3, 51885260), (4, 38913945), (5, 31131156), (6, 25942630), (7, 22236540), (10, 15565578), (12, 12971315), (14, 11118270), (15, 10377052), (20, 7782789), (21, 7412180), (28, 5559135), (30, 5188526), (35, 4447308), (42, 3706090), (60, 2594263), (70, 2223654), (84, 1853045), (105, 1482436), (140, 1111827), (210, 741218), (420, 370609)]