89581380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{213289}}^1$

素因数の和:213308

約数の個数: 48

約数和(自身を含む): 286661760

約数和(自身を除く): 197080380

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, 213289, 426578, 639867, 853156, 1066445, 1279734, 1493023, 2132890, 2559468, 2986046, 3199335, 4265780, 4479069, 5972092, 6398670, 7465115, 8958138, 12797340, 14930230, 17916276, 22395345, 29860460, 44790690, 89581380]

約数ペア:

[(1, 89581380), (2, 44790690), (3, 29860460), (4, 22395345), (5, 17916276), (6, 14930230), (7, 12797340), (10, 8958138), (12, 7465115), (14, 6398670), (15, 5972092), (20, 4479069), (21, 4265780), (28, 3199335), (30, 2986046), (35, 2559468), (42, 2132890), (60, 1493023), (70, 1279734), (84, 1066445), (105, 853156), (140, 639867), (210, 426578), (420, 213289)]