72493680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43151}}^1$

素因数の和:43174

約数の個数: 80

約数和(自身を含む): 256840704

約数和(自身を除く): 184347024

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 43151, 86302, 129453, 172604, 215755, 258906, 302057, 345208, 431510, 517812, 604114, 647265, 690416, 863020, 906171, 1035624, 1208228, 1294530, 1510285, 1726040, 1812342, 2071248, 2416456, 2589060, 3020570, 3452080, 3624684, 4530855, 4832912, 5178120, 6041140, 7249368, 9061710, 10356240, 12082280, 14498736, 18123420, 24164560, 36246840, 72493680]

約数ペア:

[(1, 72493680), (2, 36246840), (3, 24164560), (4, 18123420), (5, 14498736), (6, 12082280), (7, 10356240), (8, 9061710), (10, 7249368), (12, 6041140), (14, 5178120), (15, 4832912), (16, 4530855), (20, 3624684), (21, 3452080), (24, 3020570), (28, 2589060), (30, 2416456), (35, 2071248), (40, 1812342), (42, 1726040), (48, 1510285), (56, 1294530), (60, 1208228), (70, 1035624), (80, 906171), (84, 863020), (105, 690416), (112, 647265), (120, 604114), (140, 517812), (168, 431510), (210, 345208), (240, 302057), (280, 258906), (336, 215755), (420, 172604), (560, 129453), (840, 86302), (1680, 43151)]