51528120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61343}}^1$

素因数の和:61364

約数の個数: 64

約数和(自身を含む): 176670720

約数和(自身を除く): 125142600

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, 61343, 122686, 184029, 245372, 306715, 368058, 429401, 490744, 613430, 736116, 858802, 920145, 1226860, 1288203, 1472232, 1717604, 1840290, 2147005, 2453720, 2576406, 3435208, 3680580, 4294010, 5152812, 6441015, 7361160, 8588020, 10305624, 12882030, 17176040, 25764060, 51528120]

約数ペア:

[(1, 51528120), (2, 25764060), (3, 17176040), (4, 12882030), (5, 10305624), (6, 8588020), (7, 7361160), (8, 6441015), (10, 5152812), (12, 4294010), (14, 3680580), (15, 3435208), (20, 2576406), (21, 2453720), (24, 2147005), (28, 1840290), (30, 1717604), (35, 1472232), (40, 1288203), (42, 1226860), (56, 920145), (60, 858802), (70, 736116), (84, 613430), (105, 490744), (120, 429401), (140, 368058), (168, 306715), (210, 245372), (280, 184029), (420, 122686), (840, 61343)]