205698690

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{253949}}^1$

素因数の和:253968

約数の個数: 40

約数和(自身を含む): 553103100

約数和(自身を除く): 347404410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 253949, 507898, 761847, 1269745, 1523694, 2285541, 2539490, 3809235, 4571082, 6856623, 7618470, 11427705, 13713246, 20569869, 22855410, 34283115, 41139738, 68566230, 102849345, 205698690]

約数ペア:

[(1, 205698690), (2, 102849345), (3, 68566230), (5, 41139738), (6, 34283115), (9, 22855410), (10, 20569869), (15, 13713246), (18, 11427705), (27, 7618470), (30, 6856623), (45, 4571082), (54, 3809235), (81, 2539490), (90, 2285541), (135, 1523694), (162, 1269745), (270, 761847), (405, 507898), (810, 253949)]