320934080

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:346

約数の個数: 112

約数和(自身を含む): 790041600

約数和(自身を除く): 469107520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 127, 149, 160, 212, 254, 265, 298, 320, 424, 508, 530, 596, 635, 745, 848, 1016, 1060, 1192, 1270, 1490, 1696, 2032, 2120, 2384, 2540, 2980, 3392, 4064, 4240, 4768, 5080, 5960, 6731, 7897, 8128, 8480, 9536, 10160, 11920, 13462, 15794, 16960, 18923, 20320, 23840, 26924, 31588, 33655, 37846, 39485, 40640, 47680, 53848, 63176, 67310, 75692, 78970, 94615, 107696, 126352, 134620, 151384, 157940, 189230, 215392, 252704, 269240, 302768, 315880, 378460, 430784, 505408, 538480, 605536, 631760, 756920, 1002919, 1076960, 1211072, 1263520, 1513840, 2005838, 2153920, 2527040, 3027680, 4011676, 5014595, 6055360, 8023352, 10029190, 16046704, 20058380, 32093408, 40116760, 64186816, 80233520, 160467040, 320934080]

約数ペア:

[(1, 320934080), (2, 160467040), (4, 80233520), (5, 64186816), (8, 40116760), (10, 32093408), (16, 20058380), (20, 16046704), (32, 10029190), (40, 8023352), (53, 6055360), (64, 5014595), (80, 4011676), (106, 3027680), (127, 2527040), (149, 2153920), (160, 2005838), (212, 1513840), (254, 1263520), (265, 1211072), (298, 1076960), (320, 1002919), (424, 756920), (508, 631760), (530, 605536), (596, 538480), (635, 505408), (745, 430784), (848, 378460), (1016, 315880), (1060, 302768), (1192, 269240), (1270, 252704), (1490, 215392), (1696, 189230), (2032, 157940), (2120, 151384), (2384, 134620), (2540, 126352), (2980, 107696), (3392, 94615), (4064, 78970), (4240, 75692), (4768, 67310), (5080, 63176), (5960, 53848), (6731, 47680), (7897, 40640), (8128, 39485), (8480, 37846), (9536, 33655), (10160, 31588), (11920, 26924), (13462, 23840), (15794, 20320), (16960, 18923)]