156213540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{123979}}^1$

素因数の和:124001

約数の個数: 72

約数和(自身を含む): 541544640

約数和(自身を除く): 385331100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 123979, 247958, 371937, 495916, 619895, 743874, 867853, 1115811, 1239790, 1487748, 1735706, 1859685, 2231622, 2479580, 2603559, 3471412, 3719370, 4339265, 4463244, 5207118, 5579055, 7438740, 7810677, 8678530, 10414236, 11158110, 13017795, 15621354, 17357060, 22316220, 26035590, 31242708, 39053385, 52071180, 78106770, 156213540]

約数ペア:

[(1, 156213540), (2, 78106770), (3, 52071180), (4, 39053385), (5, 31242708), (6, 26035590), (7, 22316220), (9, 17357060), (10, 15621354), (12, 13017795), (14, 11158110), (15, 10414236), (18, 8678530), (20, 7810677), (21, 7438740), (28, 5579055), (30, 5207118), (35, 4463244), (36, 4339265), (42, 3719370), (45, 3471412), (60, 2603559), (63, 2479580), (70, 2231622), (84, 1859685), (90, 1735706), (105, 1487748), (126, 1239790), (140, 1115811), (180, 867853), (210, 743874), (252, 619895), (315, 495916), (420, 371937), (630, 247958), (1260, 123979)]