854040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 2799360

約数和(自身を除く): 1945320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 647, 660, 1294, 1320, 1941, 2588, 3235, 3882, 5176, 6470, 7117, 7764, 9705, 12940, 14234, 15528, 19410, 21351, 25880, 28468, 35585, 38820, 42702, 56936, 71170, 77640, 85404, 106755, 142340, 170808, 213510, 284680, 427020, 854040]

約数ペア:

[(1, 854040), (2, 427020), (3, 284680), (4, 213510), (5, 170808), (6, 142340), (8, 106755), (10, 85404), (11, 77640), (12, 71170), (15, 56936), (20, 42702), (22, 38820), (24, 35585), (30, 28468), (33, 25880), (40, 21351), (44, 19410), (55, 15528), (60, 14234), (66, 12940), (88, 9705), (110, 7764), (120, 7117), (132, 6470), (165, 5176), (220, 3882), (264, 3235), (330, 2588), (440, 1941), (647, 1320), (660, 1294)]