720152010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{258119}}^1$

素因数の和:258163

約数の個数: 48

約数和(自身を含む): 1932802560

約数和(自身を除く): 1212650550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 258119, 516238, 774357, 1290595, 1548714, 2323071, 2581190, 3871785, 4646142, 7743570, 8001689, 11615355, 16003378, 23230710, 24005067, 40008445, 48010134, 72015201, 80016890, 120025335, 144030402, 240050670, 360076005, 720152010]

約数ペア:

[(1, 720152010), (2, 360076005), (3, 240050670), (5, 144030402), (6, 120025335), (9, 80016890), (10, 72015201), (15, 48010134), (18, 40008445), (30, 24005067), (31, 23230710), (45, 16003378), (62, 11615355), (90, 8001689), (93, 7743570), (155, 4646142), (186, 3871785), (279, 2581190), (310, 2323071), (465, 1548714), (558, 1290595), (930, 774357), (1395, 516238), (2790, 258119)]