491685240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{797}}^1$

素因数の和:961

約数の個数: 128

約数和(自身を含む): 1520285760

約数和(自身を除く): 1028600520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 97, 106, 120, 159, 194, 212, 265, 291, 318, 388, 424, 485, 530, 582, 636, 776, 795, 797, 970, 1060, 1164, 1272, 1455, 1590, 1594, 1940, 2120, 2328, 2391, 2910, 3180, 3188, 3880, 3985, 4782, 5141, 5820, 6360, 6376, 7970, 9564, 10282, 11640, 11955, 15423, 15940, 19128, 20564, 23910, 25705, 30846, 31880, 41128, 42241, 47820, 51410, 61692, 77115, 77309, 84482, 95640, 102820, 123384, 126723, 154230, 154618, 168964, 205640, 211205, 231927, 253446, 308460, 309236, 337928, 386545, 422410, 463854, 506892, 616920, 618472, 633615, 773090, 844820, 927708, 1013784, 1159635, 1267230, 1546180, 1689640, 1855416, 2319270, 2534460, 3092360, 4097377, 4638540, 5068920, 8194754, 9277080, 12292131, 16389508, 20486885, 24584262, 32779016, 40973770, 49168524, 61460655, 81947540, 98337048, 122921310, 163895080, 245842620, 491685240]

約数ペア:

[(1, 491685240), (2, 245842620), (3, 163895080), (4, 122921310), (5, 98337048), (6, 81947540), (8, 61460655), (10, 49168524), (12, 40973770), (15, 32779016), (20, 24584262), (24, 20486885), (30, 16389508), (40, 12292131), (53, 9277080), (60, 8194754), (97, 5068920), (106, 4638540), (120, 4097377), (159, 3092360), (194, 2534460), (212, 2319270), (265, 1855416), (291, 1689640), (318, 1546180), (388, 1267230), (424, 1159635), (485, 1013784), (530, 927708), (582, 844820), (636, 773090), (776, 633615), (795, 618472), (797, 616920), (970, 506892), (1060, 463854), (1164, 422410), (1272, 386545), (1455, 337928), (1590, 309236), (1594, 308460), (1940, 253446), (2120, 231927), (2328, 211205), (2391, 205640), (2910, 168964), (3180, 154618), (3188, 154230), (3880, 126723), (3985, 123384), (4782, 102820), (5141, 95640), (5820, 84482), (6360, 77309), (6376, 77115), (7970, 61692), (9564, 51410), (10282, 47820), (11640, 42241), (11955, 41128), (15423, 31880), (15940, 30846), (19128, 25705), (20564, 23910)]