66371580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{33521}}^1$

素因数の和:33547

約数の個数: 72

約数和(自身を含む): 219636144

約数和(自身を除く): 153264564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 33521, 67042, 100563, 134084, 167605, 201126, 301689, 335210, 368731, 402252, 502815, 603378, 670420, 737462, 1005630, 1106193, 1206756, 1474924, 1508445, 1843655, 2011260, 2212386, 3016890, 3318579, 3687310, 4424772, 5530965, 6033780, 6637158, 7374620, 11061930, 13274316, 16592895, 22123860, 33185790, 66371580]

約数ペア:

[(1, 66371580), (2, 33185790), (3, 22123860), (4, 16592895), (5, 13274316), (6, 11061930), (9, 7374620), (10, 6637158), (11, 6033780), (12, 5530965), (15, 4424772), (18, 3687310), (20, 3318579), (22, 3016890), (30, 2212386), (33, 2011260), (36, 1843655), (44, 1508445), (45, 1474924), (55, 1206756), (60, 1106193), (66, 1005630), (90, 737462), (99, 670420), (110, 603378), (132, 502815), (165, 402252), (180, 368731), (198, 335210), (220, 301689), (330, 201126), (396, 167605), (495, 134084), (660, 100563), (990, 67042), (1980, 33521)]