180686660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{117329}}^1$

素因数の和:117356

約数の個数: 48

約数和(自身を含む): 473074560

約数和(自身を除く): 292387900

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 117329, 234658, 469316, 586645, 821303, 1173290, 1290619, 1642606, 2346580, 2581238, 3285212, 4106515, 5162476, 6453095, 8213030, 9034333, 12906190, 16426060, 18068666, 25812380, 36137332, 45171665, 90343330, 180686660]

約数ペア:

[(1, 180686660), (2, 90343330), (4, 45171665), (5, 36137332), (7, 25812380), (10, 18068666), (11, 16426060), (14, 12906190), (20, 9034333), (22, 8213030), (28, 6453095), (35, 5162476), (44, 4106515), (55, 3285212), (70, 2581238), (77, 2346580), (110, 1642606), (140, 1290619), (154, 1173290), (220, 821303), (308, 586645), (385, 469316), (770, 234658), (1540, 117329)]