564979120

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{1087}}^1$

素因数の和:1262

約数の個数: 80

約数和(自身を含む): 1347770880

約数和(自身を除く): 782791760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 89, 146, 178, 292, 356, 365, 445, 584, 712, 730, 890, 1087, 1168, 1424, 1460, 1780, 2174, 2920, 3560, 4348, 5435, 5840, 6497, 7120, 8696, 10870, 12994, 17392, 21740, 25988, 32485, 43480, 51976, 64970, 79351, 86960, 96743, 103952, 129940, 158702, 193486, 259880, 317404, 386972, 396755, 483715, 519760, 634808, 773944, 793510, 967430, 1269616, 1547888, 1587020, 1934860, 3174040, 3869720, 6348080, 7062239, 7739440, 14124478, 28248956, 35311195, 56497912, 70622390, 112995824, 141244780, 282489560, 564979120]

約数ペア:

[(1, 564979120), (2, 282489560), (4, 141244780), (5, 112995824), (8, 70622390), (10, 56497912), (16, 35311195), (20, 28248956), (40, 14124478), (73, 7739440), (80, 7062239), (89, 6348080), (146, 3869720), (178, 3174040), (292, 1934860), (356, 1587020), (365, 1547888), (445, 1269616), (584, 967430), (712, 793510), (730, 773944), (890, 634808), (1087, 519760), (1168, 483715), (1424, 396755), (1460, 386972), (1780, 317404), (2174, 259880), (2920, 193486), (3560, 158702), (4348, 129940), (5435, 103952), (5840, 96743), (6497, 86960), (7120, 79351), (8696, 64970), (10870, 51976), (12994, 43480), (17392, 32485), (21740, 25988)]