320435830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{1567}}^1$

素因数の和:1622

約数の個数: 72

約数和(自身を含む): 686943936

約数和(自身を除く): 366508106

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 169, 242, 286, 338, 605, 715, 845, 1210, 1430, 1567, 1573, 1690, 1859, 3134, 3146, 3718, 7835, 7865, 9295, 15670, 15730, 17237, 18590, 20371, 20449, 34474, 40742, 40898, 86185, 101855, 102245, 172370, 189607, 203710, 204490, 224081, 264823, 379214, 448162, 529646, 948035, 1120405, 1324115, 1896070, 2240810, 2464891, 2648230, 2913053, 4929782, 5826106, 12324455, 14565265, 24648910, 29130530, 32043583, 64087166, 160217915, 320435830]

約数ペア:

[(1, 320435830), (2, 160217915), (5, 64087166), (10, 32043583), (11, 29130530), (13, 24648910), (22, 14565265), (26, 12324455), (55, 5826106), (65, 4929782), (110, 2913053), (121, 2648230), (130, 2464891), (143, 2240810), (169, 1896070), (242, 1324115), (286, 1120405), (338, 948035), (605, 529646), (715, 448162), (845, 379214), (1210, 264823), (1430, 224081), (1567, 204490), (1573, 203710), (1690, 189607), (1859, 172370), (3134, 102245), (3146, 101855), (3718, 86185), (7835, 40898), (7865, 40742), (9295, 34474), (15670, 20449), (15730, 20371), (17237, 18590)]