854394520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2447}}^1$

素因数の和:2537

約数の個数: 128

約数和(自身を含む): 2326579200

約数和(自身を除く): 1472184680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 43, 56, 58, 70, 86, 116, 140, 145, 172, 203, 215, 232, 280, 290, 301, 344, 406, 430, 580, 602, 812, 860, 1015, 1160, 1204, 1247, 1505, 1624, 1720, 2030, 2408, 2447, 2494, 3010, 4060, 4894, 4988, 6020, 6235, 8120, 8729, 9788, 9976, 12040, 12235, 12470, 17129, 17458, 19576, 24470, 24940, 34258, 34916, 43645, 48940, 49880, 68516, 69832, 70963, 85645, 87290, 97880, 105221, 137032, 141926, 171290, 174580, 210442, 283852, 342580, 349160, 354815, 420884, 496741, 526105, 567704, 685160, 709630, 736547, 841768, 993482, 1052210, 1419260, 1473094, 1986964, 2104420, 2483705, 2838520, 2946188, 3051409, 3682735, 3973928, 4208840, 4967410, 5892376, 6102818, 7365470, 9934820, 12205636, 14730940, 15257045, 19869640, 21359863, 24411272, 29461880, 30514090, 42719726, 61028180, 85439452, 106799315, 122056360, 170878904, 213598630, 427197260, 854394520]

約数ペア:

[(1, 854394520), (2, 427197260), (4, 213598630), (5, 170878904), (7, 122056360), (8, 106799315), (10, 85439452), (14, 61028180), (20, 42719726), (28, 30514090), (29, 29461880), (35, 24411272), (40, 21359863), (43, 19869640), (56, 15257045), (58, 14730940), (70, 12205636), (86, 9934820), (116, 7365470), (140, 6102818), (145, 5892376), (172, 4967410), (203, 4208840), (215, 3973928), (232, 3682735), (280, 3051409), (290, 2946188), (301, 2838520), (344, 2483705), (406, 2104420), (430, 1986964), (580, 1473094), (602, 1419260), (812, 1052210), (860, 993482), (1015, 841768), (1160, 736547), (1204, 709630), (1247, 685160), (1505, 567704), (1624, 526105), (1720, 496741), (2030, 420884), (2408, 354815), (2447, 349160), (2494, 342580), (3010, 283852), (4060, 210442), (4894, 174580), (4988, 171290), (6020, 141926), (6235, 137032), (8120, 105221), (8729, 97880), (9788, 87290), (9976, 85645), (12040, 70963), (12235, 69832), (12470, 68516), (17129, 49880), (17458, 48940), (19576, 43645), (24470, 34916), (24940, 34258)]