685193232

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{1999}}^1$

素因数の和:2240

約数の個数: 80

約数和(自身を含む): 1828256000

約数和(自身を除く): 1143062768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 193, 222, 296, 386, 444, 579, 592, 772, 888, 1158, 1544, 1776, 1999, 2316, 3088, 3998, 4632, 5997, 7141, 7996, 9264, 11994, 14282, 15992, 21423, 23988, 28564, 31984, 42846, 47976, 57128, 73963, 85692, 95952, 114256, 147926, 171384, 221889, 295852, 342768, 385807, 443778, 591704, 771614, 887556, 1157421, 1183408, 1543228, 1775112, 2314842, 3086456, 3550224, 4629684, 6172912, 9259368, 14274859, 18518736, 28549718, 42824577, 57099436, 85649154, 114198872, 171298308, 228397744, 342596616, 685193232]

約数ペア:

[(1, 685193232), (2, 342596616), (3, 228397744), (4, 171298308), (6, 114198872), (8, 85649154), (12, 57099436), (16, 42824577), (24, 28549718), (37, 18518736), (48, 14274859), (74, 9259368), (111, 6172912), (148, 4629684), (193, 3550224), (222, 3086456), (296, 2314842), (386, 1775112), (444, 1543228), (579, 1183408), (592, 1157421), (772, 887556), (888, 771614), (1158, 591704), (1544, 443778), (1776, 385807), (1999, 342768), (2316, 295852), (3088, 221889), (3998, 171384), (4632, 147926), (5997, 114256), (7141, 95952), (7996, 85692), (9264, 73963), (11994, 57128), (14282, 47976), (15992, 42846), (21423, 31984), (23988, 28564)]