1285556360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^2$

素因数の和:667

約数の個数: 96

約数和(自身を含む): 3267889920

約数和(自身を除く): 1982333560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 307, 310, 341, 440, 614, 620, 682, 1228, 1240, 1364, 1535, 1705, 2456, 2728, 3070, 3377, 3410, 6140, 6754, 6820, 9517, 12280, 13508, 13640, 16885, 19034, 27016, 33770, 38068, 47585, 67540, 76136, 94249, 95170, 104687, 135080, 188498, 190340, 209374, 376996, 380680, 418748, 471245, 523435, 753992, 837496, 942490, 1036739, 1046870, 1884980, 2073478, 2093740, 2921719, 3769960, 4146956, 4187480, 5183695, 5843438, 8293912, 10367390, 11686876, 14608595, 20734780, 23373752, 29217190, 32138909, 41469560, 58434380, 64277818, 116868760, 128555636, 160694545, 257111272, 321389090, 642778180, 1285556360]

約数ペア:

[(1, 1285556360), (2, 642778180), (4, 321389090), (5, 257111272), (8, 160694545), (10, 128555636), (11, 116868760), (20, 64277818), (22, 58434380), (31, 41469560), (40, 32138909), (44, 29217190), (55, 23373752), (62, 20734780), (88, 14608595), (110, 11686876), (124, 10367390), (155, 8293912), (220, 5843438), (248, 5183695), (307, 4187480), (310, 4146956), (341, 3769960), (440, 2921719), (614, 2093740), (620, 2073478), (682, 1884980), (1228, 1046870), (1240, 1036739), (1364, 942490), (1535, 837496), (1705, 753992), (2456, 523435), (2728, 471245), (3070, 418748), (3377, 380680), (3410, 376996), (6140, 209374), (6754, 190340), (6820, 188498), (9517, 135080), (12280, 104687), (13508, 95170), (13640, 94249), (16885, 76136), (19034, 67540), (27016, 47585), (33770, 38068)]