131966520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{157103}}^1$

素因数の和:157124

約数の個数: 64

約数和(自身を含む): 452459520

約数和(自身を除く): 320493000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 157103, 314206, 471309, 628412, 785515, 942618, 1099721, 1256824, 1571030, 1885236, 2199442, 2356545, 3142060, 3299163, 3770472, 4398884, 4713090, 5498605, 6284120, 6598326, 8797768, 9426180, 10997210, 13196652, 16495815, 18852360, 21994420, 26393304, 32991630, 43988840, 65983260, 131966520]

約数ペア:

[(1, 131966520), (2, 65983260), (3, 43988840), (4, 32991630), (5, 26393304), (6, 21994420), (7, 18852360), (8, 16495815), (10, 13196652), (12, 10997210), (14, 9426180), (15, 8797768), (20, 6598326), (21, 6284120), (24, 5498605), (28, 4713090), (30, 4398884), (35, 3770472), (40, 3299163), (42, 3142060), (56, 2356545), (60, 2199442), (70, 1885236), (84, 1571030), (105, 1256824), (120, 1099721), (140, 942618), (168, 785515), (210, 628412), (280, 471309), (420, 314206), (840, 157103)]