1002832640

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:378

約数の個数: 144

約数和(自身を含む): 2511667200

約数和(自身を除く): 1508834560

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, 256, 310, 320, 398, 496, 508, 620, 635, 640, 796, 992, 995, 1016, 1240, 1270, 1280, 1592, 1984, 1990, 2032, 2480, 2540, 3184, 3937, 3968, 3980, 4064, 4960, 5080, 6169, 6368, 7874, 7936, 7960, 8128, 9920, 10160, 12338, 12736, 15748, 15920, 16256, 19685, 19840, 20320, 24676, 25273, 25472, 30845, 31496, 31840, 32512, 39370, 39680, 40640, 49352, 50546, 50944, 61690, 62992, 63680, 78740, 81280, 98704, 101092, 123380, 125984, 126365, 127360, 157480, 162560, 197408, 202184, 246760, 251968, 252730, 254720, 314960, 394816, 404368, 493520, 503936, 505460, 629920, 783463, 789632, 808736, 987040, 1007872, 1010920, 1259840, 1566926, 1579264, 1617472, 1974080, 2021840, 2519680, 3133852, 3234944, 3917315, 3948160, 4043680, 5039360, 6267704, 6469888, 7834630, 7896320, 8087360, 12535408, 15669260, 16174720, 25070816, 31338520, 32349440, 50141632, 62677040, 100283264, 125354080, 200566528, 250708160, 501416320, 1002832640]

約数ペア:

[(1, 1002832640), (2, 501416320), (4, 250708160), (5, 200566528), (8, 125354080), (10, 100283264), (16, 62677040), (20, 50141632), (31, 32349440), (32, 31338520), (40, 25070816), (62, 16174720), (64, 15669260), (80, 12535408), (124, 8087360), (127, 7896320), (128, 7834630), (155, 6469888), (160, 6267704), (199, 5039360), (248, 4043680), (254, 3948160), (256, 3917315), (310, 3234944), (320, 3133852), (398, 2519680), (496, 2021840), (508, 1974080), (620, 1617472), (635, 1579264), (640, 1566926), (796, 1259840), (992, 1010920), (995, 1007872), (1016, 987040), (1240, 808736), (1270, 789632), (1280, 783463), (1592, 629920), (1984, 505460), (1990, 503936), (2032, 493520), (2480, 404368), (2540, 394816), (3184, 314960), (3937, 254720), (3968, 252730), (3980, 251968), (4064, 246760), (4960, 202184), (5080, 197408), (6169, 162560), (6368, 157480), (7874, 127360), (7936, 126365), (7960, 125984), (8128, 123380), (9920, 101092), (10160, 98704), (12338, 81280), (12736, 78740), (15748, 63680), (15920, 62992), (16256, 61690), (19685, 50944), (19840, 50546), (20320, 49352), (24676, 40640), (25273, 39680), (25472, 39370), (30845, 32512), (31496, 31840)]