258778212

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{40009}}^1$

素因数の和:40041

約数の個数: 72

約数和(自身を含む): 766271520

約数和(自身を除く): 507493308

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 231, 294, 308, 462, 539, 588, 924, 1078, 1617, 2156, 3234, 6468, 40009, 80018, 120027, 160036, 240054, 280063, 440099, 480108, 560126, 840189, 880198, 1120252, 1320297, 1680378, 1760396, 1960441, 2640594, 3080693, 3360756, 3920882, 5281188, 5881323, 6161386, 7841764, 9242079, 11762646, 12322772, 18484158, 21564851, 23525292, 36968316, 43129702, 64694553, 86259404, 129389106, 258778212]

約数ペア:

[(1, 258778212), (2, 129389106), (3, 86259404), (4, 64694553), (6, 43129702), (7, 36968316), (11, 23525292), (12, 21564851), (14, 18484158), (21, 12322772), (22, 11762646), (28, 9242079), (33, 7841764), (42, 6161386), (44, 5881323), (49, 5281188), (66, 3920882), (77, 3360756), (84, 3080693), (98, 2640594), (132, 1960441), (147, 1760396), (154, 1680378), (196, 1320297), (231, 1120252), (294, 880198), (308, 840189), (462, 560126), (539, 480108), (588, 440099), (924, 280063), (1078, 240054), (1617, 160036), (2156, 120027), (3234, 80018), (6468, 40009)]