28712400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:429

約数の個数: 120

約数和(自身を含む): 93547584

約数和(自身を除く): 64835184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 71, 75, 80, 100, 120, 142, 150, 200, 213, 240, 284, 300, 337, 355, 400, 426, 568, 600, 674, 710, 852, 1011, 1065, 1136, 1200, 1348, 1420, 1685, 1704, 1775, 2022, 2130, 2696, 2840, 3370, 3408, 3550, 4044, 4260, 5055, 5325, 5392, 5680, 6740, 7100, 8088, 8425, 8520, 10110, 10650, 13480, 14200, 16176, 16850, 17040, 20220, 21300, 23927, 25275, 26960, 28400, 33700, 40440, 42600, 47854, 50550, 67400, 71781, 80880, 85200, 95708, 101100, 119635, 134800, 143562, 191416, 202200, 239270, 287124, 358905, 382832, 404400, 478540, 574248, 598175, 717810, 957080, 1148496, 1196350, 1435620, 1794525, 1914160, 2392700, 2871240, 3589050, 4785400, 5742480, 7178100, 9570800, 14356200, 28712400]

約数ペア:

[(1, 28712400), (2, 14356200), (3, 9570800), (4, 7178100), (5, 5742480), (6, 4785400), (8, 3589050), (10, 2871240), (12, 2392700), (15, 1914160), (16, 1794525), (20, 1435620), (24, 1196350), (25, 1148496), (30, 957080), (40, 717810), (48, 598175), (50, 574248), (60, 478540), (71, 404400), (75, 382832), (80, 358905), (100, 287124), (120, 239270), (142, 202200), (150, 191416), (200, 143562), (213, 134800), (240, 119635), (284, 101100), (300, 95708), (337, 85200), (355, 80880), (400, 71781), (426, 67400), (568, 50550), (600, 47854), (674, 42600), (710, 40440), (852, 33700), (1011, 28400), (1065, 26960), (1136, 25275), (1200, 23927), (1348, 21300), (1420, 20220), (1685, 17040), (1704, 16850), (1775, 16176), (2022, 14200), (2130, 13480), (2696, 10650), (2840, 10110), (3370, 8520), (3408, 8425), (3550, 8088), (4044, 7100), (4260, 6740), (5055, 5680), (5325, 5392)]