215510580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1197281}}^1$

素因数の和:1197296

約数の個数: 36

約数和(自身を含む): 653715972

約数和(自身を除く): 438205392

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1197281, 2394562, 3591843, 4789124, 5986405, 7183686, 10775529, 11972810, 14367372, 17959215, 21551058, 23945620, 35918430, 43102116, 53877645, 71836860, 107755290, 215510580]

約数ペア:

[(1, 215510580), (2, 107755290), (3, 71836860), (4, 53877645), (5, 43102116), (6, 35918430), (9, 23945620), (10, 21551058), (12, 17959215), (15, 14367372), (18, 11972810), (20, 10775529), (30, 7183686), (36, 5986405), (45, 4789124), (60, 3591843), (90, 2394562), (180, 1197281)]