278328228

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1\times {\mathrm{877}}^1$

素因数の和:1436

約数の個数: 48

約数和(自身を含む): 663768000

約数和(自身を除く): 385439772

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 499, 636, 877, 998, 1497, 1754, 1996, 2631, 2994, 3508, 5262, 5988, 10524, 26447, 46481, 52894, 79341, 92962, 105788, 139443, 158682, 185924, 278886, 317364, 437623, 557772, 875246, 1312869, 1750492, 2625738, 5251476, 23194019, 46388038, 69582057, 92776076, 139164114, 278328228]

約数ペア:

[(1, 278328228), (2, 139164114), (3, 92776076), (4, 69582057), (6, 46388038), (12, 23194019), (53, 5251476), (106, 2625738), (159, 1750492), (212, 1312869), (318, 875246), (499, 557772), (636, 437623), (877, 317364), (998, 278886), (1497, 185924), (1754, 158682), (1996, 139443), (2631, 105788), (2994, 92962), (3508, 79341), (5262, 52894), (5988, 46481), (10524, 26447)]