1639551472

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:375

約数の個数: 120

約数和(自身を含む): 3594412800

約数和(自身を除く): 1954861328

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 59, 86, 104, 118, 169, 172, 208, 236, 239, 338, 344, 472, 478, 559, 676, 688, 767, 944, 956, 1118, 1352, 1534, 1912, 2236, 2537, 2704, 3068, 3107, 3824, 4472, 5074, 6136, 6214, 7267, 8944, 9971, 10148, 10277, 12272, 12428, 14101, 14534, 19942, 20296, 20554, 24856, 28202, 29068, 32981, 39884, 40391, 40592, 41108, 49712, 56404, 58136, 65962, 79768, 80782, 82216, 112808, 116272, 131924, 133601, 159536, 161564, 164432, 183313, 225616, 263848, 267202, 323128, 366626, 428753, 527696, 534404, 606343, 646256, 733252, 857506, 1068808, 1212686, 1466504, 1715012, 1736813, 2137616, 2383069, 2425372, 2933008, 3430024, 3473626, 4766138, 4850744, 6860048, 6947252, 7882459, 9532276, 9701488, 13894504, 15764918, 19064552, 27789008, 31529836, 38129104, 63059672, 102471967, 126119344, 204943934, 409887868, 819775736, 1639551472]

約数ペア:

[(1, 1639551472), (2, 819775736), (4, 409887868), (8, 204943934), (13, 126119344), (16, 102471967), (26, 63059672), (43, 38129104), (52, 31529836), (59, 27789008), (86, 19064552), (104, 15764918), (118, 13894504), (169, 9701488), (172, 9532276), (208, 7882459), (236, 6947252), (239, 6860048), (338, 4850744), (344, 4766138), (472, 3473626), (478, 3430024), (559, 2933008), (676, 2425372), (688, 2383069), (767, 2137616), (944, 1736813), (956, 1715012), (1118, 1466504), (1352, 1212686), (1534, 1068808), (1912, 857506), (2236, 733252), (2537, 646256), (2704, 606343), (3068, 534404), (3107, 527696), (3824, 428753), (4472, 366626), (5074, 323128), (6136, 267202), (6214, 263848), (7267, 225616), (8944, 183313), (9971, 164432), (10148, 161564), (10277, 159536), (12272, 133601), (12428, 131924), (14101, 116272), (14534, 112808), (19942, 82216), (20296, 80782), (20554, 79768), (24856, 65962), (28202, 58136), (29068, 56404), (32981, 49712), (39884, 41108), (40391, 40592)]