299887640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:409

約数の個数: 128

約数和(自身を含む): 774144000

約数和(自身を除く): 474256360

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 127, 130, 152, 190, 239, 247, 254, 260, 380, 478, 494, 508, 520, 635, 760, 956, 988, 1016, 1195, 1235, 1270, 1651, 1912, 1976, 2390, 2413, 2470, 2540, 3107, 3302, 4541, 4780, 4826, 4940, 5080, 6214, 6604, 8255, 9082, 9560, 9652, 9880, 12065, 12428, 13208, 15535, 16510, 18164, 19304, 22705, 24130, 24856, 30353, 31070, 31369, 33020, 36328, 45410, 48260, 59033, 60706, 62140, 62738, 66040, 90820, 96520, 118066, 121412, 124280, 125476, 151765, 156845, 181640, 236132, 242824, 250952, 295165, 303530, 313690, 394589, 472264, 576707, 590330, 607060, 627380, 789178, 1153414, 1180660, 1214120, 1254760, 1578356, 1972945, 2306828, 2361320, 2883535, 3156712, 3945890, 4613656, 5767070, 7497191, 7891780, 11534140, 14994382, 15783560, 23068280, 29988764, 37485955, 59977528, 74971910, 149943820, 299887640]

約数ペア:

[(1, 299887640), (2, 149943820), (4, 74971910), (5, 59977528), (8, 37485955), (10, 29988764), (13, 23068280), (19, 15783560), (20, 14994382), (26, 11534140), (38, 7891780), (40, 7497191), (52, 5767070), (65, 4613656), (76, 3945890), (95, 3156712), (104, 2883535), (127, 2361320), (130, 2306828), (152, 1972945), (190, 1578356), (239, 1254760), (247, 1214120), (254, 1180660), (260, 1153414), (380, 789178), (478, 627380), (494, 607060), (508, 590330), (520, 576707), (635, 472264), (760, 394589), (956, 313690), (988, 303530), (1016, 295165), (1195, 250952), (1235, 242824), (1270, 236132), (1651, 181640), (1912, 156845), (1976, 151765), (2390, 125476), (2413, 124280), (2470, 121412), (2540, 118066), (3107, 96520), (3302, 90820), (4541, 66040), (4780, 62738), (4826, 62140), (4940, 60706), (5080, 59033), (6214, 48260), (6604, 45410), (8255, 36328), (9082, 33020), (9560, 31369), (9652, 31070), (9880, 30353), (12065, 24856), (12428, 24130), (13208, 22705), (15535, 19304), (16510, 18164)]