77578740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13903}}^1$

素因数の和:13949

約数の個数: 72

約数和(自身を含む): 242930688

約数和(自身を除く): 165351948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 13903, 27806, 41709, 55612, 69515, 83418, 125127, 139030, 166836, 208545, 250254, 278060, 417090, 430993, 500508, 625635, 834180, 861986, 1251270, 1292979, 1723972, 2154965, 2502540, 2585958, 3878937, 4309930, 5171916, 6464895, 7757874, 8619860, 12929790, 15515748, 19394685, 25859580, 38789370, 77578740]

約数ペア:

[(1, 77578740), (2, 38789370), (3, 25859580), (4, 19394685), (5, 15515748), (6, 12929790), (9, 8619860), (10, 7757874), (12, 6464895), (15, 5171916), (18, 4309930), (20, 3878937), (30, 2585958), (31, 2502540), (36, 2154965), (45, 1723972), (60, 1292979), (62, 1251270), (90, 861986), (93, 834180), (124, 625635), (155, 500508), (180, 430993), (186, 417090), (279, 278060), (310, 250254), (372, 208545), (465, 166836), (558, 139030), (620, 125127), (930, 83418), (1116, 69515), (1395, 55612), (1860, 41709), (2790, 27806), (5580, 13903)]