501416320

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:376

約数の個数: 128

約数和(自身を含む): 1253376000

約数和(自身を除く): 751959680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 128, 155, 160, 199, 248, 254, 310, 320, 398, 496, 508, 620, 635, 640, 796, 992, 995, 1016, 1240, 1270, 1592, 1984, 1990, 2032, 2480, 2540, 3184, 3937, 3968, 3980, 4064, 4960, 5080, 6169, 6368, 7874, 7960, 8128, 9920, 10160, 12338, 12736, 15748, 15920, 16256, 19685, 19840, 20320, 24676, 25273, 25472, 30845, 31496, 31840, 39370, 40640, 49352, 50546, 61690, 62992, 63680, 78740, 81280, 98704, 101092, 123380, 125984, 126365, 127360, 157480, 197408, 202184, 246760, 251968, 252730, 314960, 394816, 404368, 493520, 503936, 505460, 629920, 783463, 789632, 808736, 987040, 1010920, 1259840, 1566926, 1617472, 1974080, 2021840, 2519680, 3133852, 3234944, 3917315, 3948160, 4043680, 6267704, 7834630, 8087360, 12535408, 15669260, 16174720, 25070816, 31338520, 50141632, 62677040, 100283264, 125354080, 250708160, 501416320]

約数ペア:

[(1, 501416320), (2, 250708160), (4, 125354080), (5, 100283264), (8, 62677040), (10, 50141632), (16, 31338520), (20, 25070816), (31, 16174720), (32, 15669260), (40, 12535408), (62, 8087360), (64, 7834630), (80, 6267704), (124, 4043680), (127, 3948160), (128, 3917315), (155, 3234944), (160, 3133852), (199, 2519680), (248, 2021840), (254, 1974080), (310, 1617472), (320, 1566926), (398, 1259840), (496, 1010920), (508, 987040), (620, 808736), (635, 789632), (640, 783463), (796, 629920), (992, 505460), (995, 503936), (1016, 493520), (1240, 404368), (1270, 394816), (1592, 314960), (1984, 252730), (1990, 251968), (2032, 246760), (2480, 202184), (2540, 197408), (3184, 157480), (3937, 127360), (3968, 126365), (3980, 125984), (4064, 123380), (4960, 101092), (5080, 98704), (6169, 81280), (6368, 78740), (7874, 63680), (7960, 62992), (8128, 61690), (9920, 50546), (10160, 49352), (12338, 40640), (12736, 39370), (15748, 31840), (15920, 31496), (16256, 30845), (19685, 25472), (19840, 25273), (20320, 24676)]