660895998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{4129}}^1$

素因数の和:4281

約数の個数: 64

約数和(自身を含む): 1566888960

約数和(自身を除く): 905992962

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 103, 111, 206, 222, 259, 309, 518, 618, 721, 777, 1442, 1554, 2163, 3811, 4129, 4326, 7622, 8258, 11433, 12387, 22866, 24774, 26677, 28903, 53354, 57806, 80031, 86709, 152773, 160062, 173418, 305546, 425287, 458319, 850574, 916638, 1069411, 1275861, 2138822, 2551722, 2977009, 3208233, 5954018, 6416466, 8931027, 15735619, 17862054, 31471238, 47206857, 94413714, 110149333, 220298666, 330447999, 660895998]

約数ペア:

[(1, 660895998), (2, 330447999), (3, 220298666), (6, 110149333), (7, 94413714), (14, 47206857), (21, 31471238), (37, 17862054), (42, 15735619), (74, 8931027), (103, 6416466), (111, 5954018), (206, 3208233), (222, 2977009), (259, 2551722), (309, 2138822), (518, 1275861), (618, 1069411), (721, 916638), (777, 850574), (1442, 458319), (1554, 425287), (2163, 305546), (3811, 173418), (4129, 160062), (4326, 152773), (7622, 86709), (8258, 80031), (11433, 57806), (12387, 53354), (22866, 28903), (24774, 26677)]