291331980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{5843}}^1$

素因数の和:6135

約数の個数: 72

約数和(自身を含む): 887049072

約数和(自身を除く): 595717092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 277, 554, 831, 1108, 1385, 1662, 2493, 2770, 3324, 4155, 4986, 5540, 5843, 8310, 9972, 11686, 12465, 16620, 17529, 23372, 24930, 29215, 35058, 49860, 52587, 58430, 70116, 87645, 105174, 116860, 175290, 210348, 262935, 350580, 525870, 1051740, 1618511, 3237022, 4855533, 6474044, 8092555, 9711066, 14566599, 16185110, 19422132, 24277665, 29133198, 32370220, 48555330, 58266396, 72832995, 97110660, 145665990, 291331980]

約数ペア:

[(1, 291331980), (2, 145665990), (3, 97110660), (4, 72832995), (5, 58266396), (6, 48555330), (9, 32370220), (10, 29133198), (12, 24277665), (15, 19422132), (18, 16185110), (20, 14566599), (30, 9711066), (36, 8092555), (45, 6474044), (60, 4855533), (90, 3237022), (180, 1618511), (277, 1051740), (554, 525870), (831, 350580), (1108, 262935), (1385, 210348), (1662, 175290), (2493, 116860), (2770, 105174), (3324, 87645), (4155, 70116), (4986, 58430), (5540, 52587), (5843, 49860), (8310, 35058), (9972, 29215), (11686, 24930), (12465, 23372), (16620, 17529)]