291594520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{929}}^1$

素因数の和:1025

約数の個数: 128

約数和(自身を含む): 803520000

約数和(自身を除く): 511925480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 59, 70, 76, 95, 118, 133, 140, 152, 190, 236, 266, 280, 295, 380, 413, 472, 532, 590, 665, 760, 826, 929, 1064, 1121, 1180, 1330, 1652, 1858, 2065, 2242, 2360, 2660, 3304, 3716, 4130, 4484, 4645, 5320, 5605, 6503, 7432, 7847, 8260, 8968, 9290, 11210, 13006, 15694, 16520, 17651, 18580, 22420, 26012, 31388, 32515, 35302, 37160, 39235, 44840, 52024, 54811, 62776, 65030, 70604, 78470, 88255, 109622, 123557, 130060, 141208, 156940, 176510, 219244, 247114, 260120, 274055, 313880, 353020, 383677, 438488, 494228, 548110, 617785, 706040, 767354, 988456, 1041409, 1096220, 1235570, 1534708, 1918385, 2082818, 2192440, 2471140, 3069416, 3836770, 4165636, 4942280, 5207045, 7289863, 7673540, 8331272, 10414090, 14579726, 15347080, 20828180, 29159452, 36449315, 41656360, 58318904, 72898630, 145797260, 291594520]

約数ペア:

[(1, 291594520), (2, 145797260), (4, 72898630), (5, 58318904), (7, 41656360), (8, 36449315), (10, 29159452), (14, 20828180), (19, 15347080), (20, 14579726), (28, 10414090), (35, 8331272), (38, 7673540), (40, 7289863), (56, 5207045), (59, 4942280), (70, 4165636), (76, 3836770), (95, 3069416), (118, 2471140), (133, 2192440), (140, 2082818), (152, 1918385), (190, 1534708), (236, 1235570), (266, 1096220), (280, 1041409), (295, 988456), (380, 767354), (413, 706040), (472, 617785), (532, 548110), (590, 494228), (665, 438488), (760, 383677), (826, 353020), (929, 313880), (1064, 274055), (1121, 260120), (1180, 247114), (1330, 219244), (1652, 176510), (1858, 156940), (2065, 141208), (2242, 130060), (2360, 123557), (2660, 109622), (3304, 88255), (3716, 78470), (4130, 70604), (4484, 65030), (4645, 62776), (5320, 54811), (5605, 52024), (6503, 44840), (7432, 39235), (7847, 37160), (8260, 35302), (8968, 32515), (9290, 31388), (11210, 26012), (13006, 22420), (15694, 18580), (16520, 17651)]