28569420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:380

約数の個数: 144

約数和(自身を含む): 96864768

約数和(自身を除く): 68295348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 47, 55, 60, 66, 90, 94, 99, 110, 132, 141, 165, 180, 188, 198, 220, 235, 282, 307, 330, 396, 423, 470, 495, 517, 564, 614, 660, 705, 846, 921, 940, 990, 1034, 1228, 1410, 1535, 1551, 1692, 1842, 1980, 2068, 2115, 2585, 2763, 2820, 3070, 3102, 3377, 3684, 4230, 4605, 4653, 5170, 5526, 6140, 6204, 6754, 7755, 8460, 9210, 9306, 10131, 10340, 11052, 13508, 13815, 14429, 15510, 16885, 18420, 18612, 20262, 23265, 27630, 28858, 30393, 31020, 33770, 40524, 43287, 46530, 50655, 55260, 57716, 60786, 67540, 72145, 86574, 93060, 101310, 121572, 129861, 144290, 151965, 158719, 173148, 202620, 216435, 259722, 288580, 303930, 317438, 432870, 476157, 519444, 607860, 634876, 649305, 793595, 865740, 952314, 1298610, 1428471, 1587190, 1904628, 2380785, 2597220, 2856942, 3174380, 4761570, 5713884, 7142355, 9523140, 14284710, 28569420]

約数ペア:

[(1, 28569420), (2, 14284710), (3, 9523140), (4, 7142355), (5, 5713884), (6, 4761570), (9, 3174380), (10, 2856942), (11, 2597220), (12, 2380785), (15, 1904628), (18, 1587190), (20, 1428471), (22, 1298610), (30, 952314), (33, 865740), (36, 793595), (44, 649305), (45, 634876), (47, 607860), (55, 519444), (60, 476157), (66, 432870), (90, 317438), (94, 303930), (99, 288580), (110, 259722), (132, 216435), (141, 202620), (165, 173148), (180, 158719), (188, 151965), (198, 144290), (220, 129861), (235, 121572), (282, 101310), (307, 93060), (330, 86574), (396, 72145), (423, 67540), (470, 60786), (495, 57716), (517, 55260), (564, 50655), (614, 46530), (660, 43287), (705, 40524), (846, 33770), (921, 31020), (940, 30393), (990, 28858), (1034, 27630), (1228, 23265), (1410, 20262), (1535, 18612), (1551, 18420), (1692, 16885), (1842, 15510), (1980, 14429), (2068, 13815), (2115, 13508), (2585, 11052), (2763, 10340), (2820, 10131), (3070, 9306), (3102, 9210), (3377, 8460), (3684, 7755), (4230, 6754), (4605, 6204), (4653, 6140), (5170, 5526)]