28786560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:109

約数の個数: 256

約数和(自身を含む): 105753600

約数和(自身を除く): 76967040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 29, 30, 32, 33, 40, 44, 47, 48, 55, 58, 60, 64, 66, 80, 87, 88, 94, 96, 110, 116, 120, 128, 132, 141, 145, 160, 165, 174, 176, 188, 192, 220, 232, 235, 240, 264, 282, 290, 319, 320, 330, 348, 352, 376, 384, 435, 440, 464, 470, 480, 517, 528, 564, 580, 638, 640, 660, 696, 704, 705, 752, 870, 880, 928, 940, 957, 960, 1034, 1056, 1128, 1160, 1276, 1320, 1363, 1392, 1408, 1410, 1504, 1551, 1595, 1740, 1760, 1856, 1880, 1914, 1920, 2068, 2112, 2256, 2320, 2552, 2585, 2640, 2726, 2784, 2820, 3008, 3102, 3190, 3480, 3520, 3712, 3760, 3828, 4089, 4136, 4224, 4512, 4640, 4785, 5104, 5170, 5280, 5452, 5568, 5640, 6016, 6204, 6380, 6815, 6960, 7040, 7520, 7656, 7755, 8178, 8272, 9024, 9280, 9570, 10208, 10340, 10560, 10904, 11136, 11280, 12408, 12760, 13630, 13920, 14993, 15040, 15312, 15510, 16356, 16544, 18048, 18560, 19140, 20416, 20445, 20680, 21120, 21808, 22560, 24816, 25520, 27260, 27840, 29986, 30080, 30624, 31020, 32712, 33088, 38280, 40832, 40890, 41360, 43616, 44979, 45120, 49632, 51040, 54520, 55680, 59972, 61248, 62040, 65424, 66176, 74965, 76560, 81780, 82720, 87232, 89958, 90240, 99264, 102080, 109040, 119944, 122496, 124080, 130848, 149930, 153120, 163560, 165440, 174464, 179916, 198528, 204160, 218080, 224895, 239888, 248160, 261696, 299860, 306240, 327120, 330880, 359832, 436160, 449790, 479776, 496320, 523392, 599720, 612480, 654240, 719664, 872320, 899580, 959552, 992640, 1199440, 1308480, 1439328, 1799160, 1919104, 2398880, 2616960, 2878656, 3598320, 4797760, 5757312, 7196640, 9595520, 14393280, 28786560]

約数ペア:

[(1, 28786560), (2, 14393280), (3, 9595520), (4, 7196640), (5, 5757312), (6, 4797760), (8, 3598320), (10, 2878656), (11, 2616960), (12, 2398880), (15, 1919104), (16, 1799160), (20, 1439328), (22, 1308480), (24, 1199440), (29, 992640), (30, 959552), (32, 899580), (33, 872320), (40, 719664), (44, 654240), (47, 612480), (48, 599720), (55, 523392), (58, 496320), (60, 479776), (64, 449790), (66, 436160), (80, 359832), (87, 330880), (88, 327120), (94, 306240), (96, 299860), (110, 261696), (116, 248160), (120, 239888), (128, 224895), (132, 218080), (141, 204160), (145, 198528), (160, 179916), (165, 174464), (174, 165440), (176, 163560), (188, 153120), (192, 149930), (220, 130848), (232, 124080), (235, 122496), (240, 119944), (264, 109040), (282, 102080), (290, 99264), (319, 90240), (320, 89958), (330, 87232), (348, 82720), (352, 81780), (376, 76560), (384, 74965), (435, 66176), (440, 65424), (464, 62040), (470, 61248), (480, 59972), (517, 55680), (528, 54520), (564, 51040), (580, 49632), (638, 45120), (640, 44979), (660, 43616), (696, 41360), (704, 40890), (705, 40832), (752, 38280), (870, 33088), (880, 32712), (928, 31020), (940, 30624), (957, 30080), (960, 29986), (1034, 27840), (1056, 27260), (1128, 25520), (1160, 24816), (1276, 22560), (1320, 21808), (1363, 21120), (1392, 20680), (1408, 20445), (1410, 20416), (1504, 19140), (1551, 18560), (1595, 18048), (1740, 16544), (1760, 16356), (1856, 15510), (1880, 15312), (1914, 15040), (1920, 14993), (2068, 13920), (2112, 13630), (2256, 12760), (2320, 12408), (2552, 11280), (2585, 11136), (2640, 10904), (2726, 10560), (2784, 10340), (2820, 10208), (3008, 9570), (3102, 9280), (3190, 9024), (3480, 8272), (3520, 8178), (3712, 7755), (3760, 7656), (3828, 7520), (4089, 7040), (4136, 6960), (4224, 6815), (4512, 6380), (4640, 6204), (4785, 6016), (5104, 5640), (5170, 5568), (5280, 5452)]