28164180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 86929920

約数和(自身を除く): 58765740

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 139, 165, 220, 278, 307, 330, 417, 556, 614, 660, 695, 834, 921, 1228, 1390, 1529, 1535, 1668, 1842, 2085, 2780, 3058, 3070, 3377, 3684, 4170, 4587, 4605, 6116, 6140, 6754, 7645, 8340, 9174, 9210, 10131, 13508, 15290, 16885, 18348, 18420, 20262, 22935, 30580, 33770, 40524, 42673, 45870, 50655, 67540, 85346, 91740, 101310, 128019, 170692, 202620, 213365, 256038, 426730, 469403, 512076, 640095, 853460, 938806, 1280190, 1408209, 1877612, 2347015, 2560380, 2816418, 4694030, 5632836, 7041045, 9388060, 14082090, 28164180]

約数ペア:

[(1, 28164180), (2, 14082090), (3, 9388060), (4, 7041045), (5, 5632836), (6, 4694030), (10, 2816418), (11, 2560380), (12, 2347015), (15, 1877612), (20, 1408209), (22, 1280190), (30, 938806), (33, 853460), (44, 640095), (55, 512076), (60, 469403), (66, 426730), (110, 256038), (132, 213365), (139, 202620), (165, 170692), (220, 128019), (278, 101310), (307, 91740), (330, 85346), (417, 67540), (556, 50655), (614, 45870), (660, 42673), (695, 40524), (834, 33770), (921, 30580), (1228, 22935), (1390, 20262), (1529, 18420), (1535, 18348), (1668, 16885), (1842, 15290), (2085, 13508), (2780, 10131), (3058, 9210), (3070, 9174), (3377, 8340), (3684, 7645), (4170, 6754), (4587, 6140), (4605, 6116)]