478836080

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1321}}^1$

素因数の和:1554

約数の個数: 80

約数和(自身を含む): 1168478784

約数和(自身を除く): 689642704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 197, 230, 368, 394, 460, 788, 920, 985, 1321, 1576, 1840, 1970, 2642, 3152, 3940, 4531, 5284, 6605, 7880, 9062, 10568, 13210, 15760, 18124, 21136, 22655, 26420, 30383, 36248, 45310, 52840, 60766, 72496, 90620, 105680, 121532, 151915, 181240, 243064, 260237, 303830, 362480, 486128, 520474, 607660, 1040948, 1215320, 1301185, 2081896, 2430640, 2602370, 4163792, 5204740, 5985451, 10409480, 11970902, 20818960, 23941804, 29927255, 47883608, 59854510, 95767216, 119709020, 239418040, 478836080]

約数ペア:

[(1, 478836080), (2, 239418040), (4, 119709020), (5, 95767216), (8, 59854510), (10, 47883608), (16, 29927255), (20, 23941804), (23, 20818960), (40, 11970902), (46, 10409480), (80, 5985451), (92, 5204740), (115, 4163792), (184, 2602370), (197, 2430640), (230, 2081896), (368, 1301185), (394, 1215320), (460, 1040948), (788, 607660), (920, 520474), (985, 486128), (1321, 362480), (1576, 303830), (1840, 260237), (1970, 243064), (2642, 181240), (3152, 151915), (3940, 121532), (4531, 105680), (5284, 90620), (6605, 72496), (7880, 60766), (9062, 52840), (10568, 45310), (13210, 36248), (15760, 30383), (18124, 26420), (21136, 22655)]