290718456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{20849}}^1$

素因数の和:20948

約数の個数: 64

約数和(自身を含む): 840672000

約数和(自身を除く): 549953544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 83, 84, 166, 168, 249, 332, 498, 581, 664, 996, 1162, 1743, 1992, 2324, 3486, 4648, 6972, 13944, 20849, 41698, 62547, 83396, 125094, 145943, 166792, 250188, 291886, 437829, 500376, 583772, 875658, 1167544, 1730467, 1751316, 3460934, 3502632, 5191401, 6921868, 10382802, 12113269, 13843736, 20765604, 24226538, 36339807, 41531208, 48453076, 72679614, 96906152, 145359228, 290718456]

約数ペア:

[(1, 290718456), (2, 145359228), (3, 96906152), (4, 72679614), (6, 48453076), (7, 41531208), (8, 36339807), (12, 24226538), (14, 20765604), (21, 13843736), (24, 12113269), (28, 10382802), (42, 6921868), (56, 5191401), (83, 3502632), (84, 3460934), (166, 1751316), (168, 1730467), (249, 1167544), (332, 875658), (498, 583772), (581, 500376), (664, 437829), (996, 291886), (1162, 250188), (1743, 166792), (1992, 145943), (2324, 125094), (3486, 83396), (4648, 62547), (6972, 41698), (13944, 20849)]