80134740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{63599}}^1$

素因数の和:63621

約数の個数: 72

約数和(自身を含む): 277804800

約数和(自身を除く): 197670060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 63599, 127198, 190797, 254396, 317995, 381594, 445193, 572391, 635990, 763188, 890386, 953985, 1144782, 1271980, 1335579, 1780772, 1907970, 2225965, 2289564, 2671158, 2861955, 3815940, 4006737, 4451930, 5342316, 5723910, 6677895, 8013474, 8903860, 11447820, 13355790, 16026948, 20033685, 26711580, 40067370, 80134740]

約数ペア:

[(1, 80134740), (2, 40067370), (3, 26711580), (4, 20033685), (5, 16026948), (6, 13355790), (7, 11447820), (9, 8903860), (10, 8013474), (12, 6677895), (14, 5723910), (15, 5342316), (18, 4451930), (20, 4006737), (21, 3815940), (28, 2861955), (30, 2671158), (35, 2289564), (36, 2225965), (42, 1907970), (45, 1780772), (60, 1335579), (63, 1271980), (70, 1144782), (84, 953985), (90, 890386), (105, 763188), (126, 635990), (140, 572391), (180, 445193), (210, 381594), (252, 317995), (315, 254396), (420, 190797), (630, 127198), (1260, 63599)]