81736920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2083}}^1$

素因数の和:2209

約数の個数: 96

約数和(自身を含む): 268210800

約数和(自身を除く): 186473880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 109, 120, 180, 218, 327, 360, 436, 545, 654, 872, 981, 1090, 1308, 1635, 1962, 2083, 2180, 2616, 3270, 3924, 4166, 4360, 4905, 6249, 6540, 7848, 8332, 9810, 10415, 12498, 13080, 16664, 18747, 19620, 20830, 24996, 31245, 37494, 39240, 41660, 49992, 62490, 74988, 83320, 93735, 124980, 149976, 187470, 227047, 249960, 374940, 454094, 681141, 749880, 908188, 1135235, 1362282, 1816376, 2043423, 2270470, 2724564, 3405705, 4086846, 4540940, 5449128, 6811410, 8173692, 9081880, 10217115, 13622820, 16347384, 20434230, 27245640, 40868460, 81736920]

約数ペア:

[(1, 81736920), (2, 40868460), (3, 27245640), (4, 20434230), (5, 16347384), (6, 13622820), (8, 10217115), (9, 9081880), (10, 8173692), (12, 6811410), (15, 5449128), (18, 4540940), (20, 4086846), (24, 3405705), (30, 2724564), (36, 2270470), (40, 2043423), (45, 1816376), (60, 1362282), (72, 1135235), (90, 908188), (109, 749880), (120, 681141), (180, 454094), (218, 374940), (327, 249960), (360, 227047), (436, 187470), (545, 149976), (654, 124980), (872, 93735), (981, 83320), (1090, 74988), (1308, 62490), (1635, 49992), (1962, 41660), (2083, 39240), (2180, 37494), (2616, 31245), (3270, 24996), (3924, 20830), (4166, 19620), (4360, 18747), (4905, 16664), (6249, 13080), (6540, 12498), (7848, 10415), (8332, 9810)]