200744720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1531}}^1$

素因数の和:1704

約数の個数: 80

約数和(自身を含む): 512913600

約数和(自身を除く): 312168880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 149, 176, 220, 298, 440, 596, 745, 880, 1192, 1490, 1531, 1639, 2384, 2980, 3062, 3278, 5960, 6124, 6556, 7655, 8195, 11920, 12248, 13112, 15310, 16390, 16841, 24496, 26224, 30620, 32780, 33682, 61240, 65560, 67364, 84205, 122480, 131120, 134728, 168410, 228119, 269456, 336820, 456238, 673640, 912476, 1140595, 1347280, 1824952, 2281190, 2509309, 3649904, 4562380, 5018618, 9124760, 10037236, 12546545, 18249520, 20074472, 25093090, 40148944, 50186180, 100372360, 200744720]

約数ペア:

[(1, 200744720), (2, 100372360), (4, 50186180), (5, 40148944), (8, 25093090), (10, 20074472), (11, 18249520), (16, 12546545), (20, 10037236), (22, 9124760), (40, 5018618), (44, 4562380), (55, 3649904), (80, 2509309), (88, 2281190), (110, 1824952), (149, 1347280), (176, 1140595), (220, 912476), (298, 673640), (440, 456238), (596, 336820), (745, 269456), (880, 228119), (1192, 168410), (1490, 134728), (1531, 131120), (1639, 122480), (2384, 84205), (2980, 67364), (3062, 65560), (3278, 61240), (5960, 33682), (6124, 32780), (6556, 30620), (7655, 26224), (8195, 24496), (11920, 16841), (12248, 16390), (13112, 15310)]