289043460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{4549}}^1$

素因数の和:4917

約数の個数: 72

約数和(自身を含む): 879442200

約数和(自身を除く): 590398740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 353, 706, 1059, 1412, 1765, 2118, 3177, 3530, 4236, 4549, 5295, 6354, 7060, 9098, 10590, 12708, 13647, 15885, 18196, 21180, 22745, 27294, 31770, 40941, 45490, 54588, 63540, 68235, 81882, 90980, 136470, 163764, 204705, 272940, 409410, 818820, 1605797, 3211594, 4817391, 6423188, 8028985, 9634782, 14452173, 16057970, 19269564, 24086955, 28904346, 32115940, 48173910, 57808692, 72260865, 96347820, 144521730, 289043460]

約数ペア:

[(1, 289043460), (2, 144521730), (3, 96347820), (4, 72260865), (5, 57808692), (6, 48173910), (9, 32115940), (10, 28904346), (12, 24086955), (15, 19269564), (18, 16057970), (20, 14452173), (30, 9634782), (36, 8028985), (45, 6423188), (60, 4817391), (90, 3211594), (180, 1605797), (353, 818820), (706, 409410), (1059, 272940), (1412, 204705), (1765, 163764), (2118, 136470), (3177, 90980), (3530, 81882), (4236, 68235), (4549, 63540), (5295, 54588), (6354, 45490), (7060, 40941), (9098, 31770), (10590, 27294), (12708, 22745), (13647, 21180), (15885, 18196)]