131313690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{2687}}^1$

素因数の和:2884

約数の個数: 64

約数和(自身を含む): 352235520

約数和(自身を除く): 220921830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 181, 270, 362, 543, 905, 1086, 1629, 1810, 2687, 2715, 3258, 4887, 5374, 5430, 8061, 8145, 9774, 13435, 16122, 16290, 24183, 24435, 26870, 40305, 48366, 48870, 72549, 80610, 120915, 145098, 241830, 362745, 486347, 725490, 972694, 1459041, 2431735, 2918082, 4377123, 4863470, 7295205, 8754246, 13131369, 14590410, 21885615, 26262738, 43771230, 65656845, 131313690]

約数ペア:

[(1, 131313690), (2, 65656845), (3, 43771230), (5, 26262738), (6, 21885615), (9, 14590410), (10, 13131369), (15, 8754246), (18, 7295205), (27, 4863470), (30, 4377123), (45, 2918082), (54, 2431735), (90, 1459041), (135, 972694), (181, 725490), (270, 486347), (362, 362745), (543, 241830), (905, 145098), (1086, 120915), (1629, 80610), (1810, 72549), (2687, 48870), (2715, 48366), (3258, 40305), (4887, 26870), (5374, 24435), (5430, 24183), (8061, 16290), (8145, 16122), (9774, 13435)]