16178580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8171}}^1$

素因数の和:8197

約数の個数: 72

約数和(自身を含む): 53542944

約数和(自身を除く): 37364364

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, 8171, 16342, 24513, 32684, 40855, 49026, 73539, 81710, 89881, 98052, 122565, 147078, 163420, 179762, 245130, 269643, 294156, 359524, 367695, 449405, 490260, 539286, 735390, 808929, 898810, 1078572, 1348215, 1470780, 1617858, 1797620, 2696430, 3235716, 4044645, 5392860, 8089290, 16178580]

約数ペア:

[(1, 16178580), (2, 8089290), (3, 5392860), (4, 4044645), (5, 3235716), (6, 2696430), (9, 1797620), (10, 1617858), (11, 1470780), (12, 1348215), (15, 1078572), (18, 898810), (20, 808929), (22, 735390), (30, 539286), (33, 490260), (36, 449405), (44, 367695), (45, 359524), (55, 294156), (60, 269643), (66, 245130), (90, 179762), (99, 163420), (110, 147078), (132, 122565), (165, 98052), (180, 89881), (198, 81710), (220, 73539), (330, 49026), (396, 40855), (495, 32684), (660, 24513), (990, 16342), (1980, 8171)]