201622760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{587}}^1$

素因数の和:906

約数の個数: 64

約数和(自身を含む): 470776320

約数和(自身を除く): 269153560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 277, 310, 554, 587, 620, 1108, 1174, 1240, 1385, 2216, 2348, 2770, 2935, 4696, 5540, 5870, 8587, 11080, 11740, 17174, 18197, 23480, 34348, 36394, 42935, 68696, 72788, 85870, 90985, 145576, 162599, 171740, 181970, 325198, 343480, 363940, 650396, 727880, 812995, 1300792, 1625990, 3251980, 5040569, 6503960, 10081138, 20162276, 25202845, 40324552, 50405690, 100811380, 201622760]

約数ペア:

[(1, 201622760), (2, 100811380), (4, 50405690), (5, 40324552), (8, 25202845), (10, 20162276), (20, 10081138), (31, 6503960), (40, 5040569), (62, 3251980), (124, 1625990), (155, 1300792), (248, 812995), (277, 727880), (310, 650396), (554, 363940), (587, 343480), (620, 325198), (1108, 181970), (1174, 171740), (1240, 162599), (1385, 145576), (2216, 90985), (2348, 85870), (2770, 72788), (2935, 68696), (4696, 42935), (5540, 36394), (5870, 34348), (8587, 23480), (11080, 18197), (11740, 17174)]