78727080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2137}}^1$

素因数の和:2458

約数の個数: 64

約数和(自身を含む): 237061440

約数和(自身を除く): 158334360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 307, 614, 921, 1228, 1535, 1842, 2137, 2456, 3070, 3684, 4274, 4605, 6140, 6411, 7368, 8548, 9210, 10685, 12280, 12822, 17096, 18420, 21370, 25644, 32055, 36840, 42740, 51288, 64110, 85480, 128220, 256440, 656059, 1312118, 1968177, 2624236, 3280295, 3936354, 5248472, 6560590, 7872708, 9840885, 13121180, 15745416, 19681770, 26242360, 39363540, 78727080]

約数ペア:

[(1, 78727080), (2, 39363540), (3, 26242360), (4, 19681770), (5, 15745416), (6, 13121180), (8, 9840885), (10, 7872708), (12, 6560590), (15, 5248472), (20, 3936354), (24, 3280295), (30, 2624236), (40, 1968177), (60, 1312118), (120, 656059), (307, 256440), (614, 128220), (921, 85480), (1228, 64110), (1535, 51288), (1842, 42740), (2137, 36840), (2456, 32055), (3070, 25644), (3684, 21370), (4274, 18420), (4605, 17096), (6140, 12822), (6411, 12280), (7368, 10685), (8548, 9210)]