204510810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{139123}}^1$

素因数の和:139147

約数の個数: 48

約数和(自身を含む): 570964896

約数和(自身を除く): 366454086

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 139123, 278246, 417369, 695615, 834738, 973861, 1391230, 1947722, 2086845, 2921583, 4173690, 4869305, 5843166, 6817027, 9738610, 13634054, 14607915, 20451081, 29215830, 34085135, 40902162, 68170270, 102255405, 204510810]

約数ペア:

[(1, 204510810), (2, 102255405), (3, 68170270), (5, 40902162), (6, 34085135), (7, 29215830), (10, 20451081), (14, 14607915), (15, 13634054), (21, 9738610), (30, 6817027), (35, 5843166), (42, 4869305), (49, 4173690), (70, 2921583), (98, 2086845), (105, 1947722), (147, 1391230), (210, 973861), (245, 834738), (294, 695615), (490, 417369), (735, 278246), (1470, 139123)]