749206760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{3067}}^1$

素因数の和:3306

約数の個数: 64

約数和(自身を含む): 1749496320

約数和(自身を除く): 1000289560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 197, 248, 310, 394, 620, 788, 985, 1240, 1576, 1970, 3067, 3940, 6107, 6134, 7880, 12214, 12268, 15335, 24428, 24536, 30535, 30670, 48856, 61070, 61340, 95077, 122140, 122680, 190154, 244280, 380308, 475385, 604199, 760616, 950770, 1208398, 1901540, 2416796, 3020995, 3803080, 4833592, 6041990, 12083980, 18730169, 24167960, 37460338, 74920676, 93650845, 149841352, 187301690, 374603380, 749206760]

約数ペア:

[(1, 749206760), (2, 374603380), (4, 187301690), (5, 149841352), (8, 93650845), (10, 74920676), (20, 37460338), (31, 24167960), (40, 18730169), (62, 12083980), (124, 6041990), (155, 4833592), (197, 3803080), (248, 3020995), (310, 2416796), (394, 1901540), (620, 1208398), (788, 950770), (985, 760616), (1240, 604199), (1576, 475385), (1970, 380308), (3067, 244280), (3940, 190154), (6107, 122680), (6134, 122140), (7880, 95077), (12214, 61340), (12268, 61070), (15335, 48856), (24428, 30670), (24536, 30535)]