8919480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{311}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 26956800

約数和(自身を除く): 18037320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 311, 478, 622, 717, 933, 956, 1195, 1244, 1434, 1555, 1866, 1912, 2390, 2488, 2868, 3110, 3585, 3732, 4665, 4780, 5736, 6220, 7170, 7464, 9330, 9560, 12440, 14340, 18660, 28680, 37320, 74329, 148658, 222987, 297316, 371645, 445974, 594632, 743290, 891948, 1114935, 1486580, 1783896, 2229870, 2973160, 4459740, 8919480]

約数ペア:

[(1, 8919480), (2, 4459740), (3, 2973160), (4, 2229870), (5, 1783896), (6, 1486580), (8, 1114935), (10, 891948), (12, 743290), (15, 594632), (20, 445974), (24, 371645), (30, 297316), (40, 222987), (60, 148658), (120, 74329), (239, 37320), (311, 28680), (478, 18660), (622, 14340), (717, 12440), (933, 9560), (956, 9330), (1195, 7464), (1244, 7170), (1434, 6220), (1555, 5736), (1866, 4780), (1912, 4665), (2390, 3732), (2488, 3585), (2868, 3110)]