21838080

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1$

素因数の和:93

約数の個数: 216

約数和(自身を含む): 78293376

約数和(自身を除く): 56455296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 47, 48, 55, 60, 64, 66, 80, 88, 94, 96, 110, 120, 121, 128, 132, 141, 160, 165, 176, 188, 192, 220, 235, 240, 242, 256, 264, 282, 320, 330, 352, 363, 376, 384, 440, 470, 480, 484, 517, 528, 564, 605, 640, 660, 704, 705, 726, 752, 768, 880, 940, 960, 968, 1034, 1056, 1128, 1210, 1280, 1320, 1408, 1410, 1452, 1504, 1551, 1760, 1815, 1880, 1920, 1936, 2068, 2112, 2256, 2420, 2585, 2640, 2816, 2820, 2904, 3008, 3102, 3520, 3630, 3760, 3840, 3872, 4136, 4224, 4512, 4840, 5170, 5280, 5640, 5687, 5808, 6016, 6204, 7040, 7260, 7520, 7744, 7755, 8272, 8448, 9024, 9680, 10340, 10560, 11280, 11374, 11616, 12032, 12408, 14080, 14520, 15040, 15488, 15510, 16544, 17061, 18048, 19360, 20680, 21120, 22560, 22748, 23232, 24816, 28435, 29040, 30080, 30976, 31020, 33088, 34122, 36096, 38720, 41360, 42240, 45120, 45496, 46464, 49632, 56870, 58080, 60160, 62040, 66176, 68244, 77440, 82720, 85305, 90240, 90992, 92928, 99264, 113740, 116160, 124080, 132352, 136488, 154880, 165440, 170610, 180480, 181984, 198528, 227480, 232320, 248160, 272976, 330880, 341220, 363968, 397056, 454960, 464640, 496320, 545952, 661760, 682440, 727936, 909920, 992640, 1091904, 1364880, 1455872, 1819840, 1985280, 2183808, 2729760, 3639680, 4367616, 5459520, 7279360, 10919040, 21838080]

約数ペア:

[(1, 21838080), (2, 10919040), (3, 7279360), (4, 5459520), (5, 4367616), (6, 3639680), (8, 2729760), (10, 2183808), (11, 1985280), (12, 1819840), (15, 1455872), (16, 1364880), (20, 1091904), (22, 992640), (24, 909920), (30, 727936), (32, 682440), (33, 661760), (40, 545952), (44, 496320), (47, 464640), (48, 454960), (55, 397056), (60, 363968), (64, 341220), (66, 330880), (80, 272976), (88, 248160), (94, 232320), (96, 227480), (110, 198528), (120, 181984), (121, 180480), (128, 170610), (132, 165440), (141, 154880), (160, 136488), (165, 132352), (176, 124080), (188, 116160), (192, 113740), (220, 99264), (235, 92928), (240, 90992), (242, 90240), (256, 85305), (264, 82720), (282, 77440), (320, 68244), (330, 66176), (352, 62040), (363, 60160), (376, 58080), (384, 56870), (440, 49632), (470, 46464), (480, 45496), (484, 45120), (517, 42240), (528, 41360), (564, 38720), (605, 36096), (640, 34122), (660, 33088), (704, 31020), (705, 30976), (726, 30080), (752, 29040), (768, 28435), (880, 24816), (940, 23232), (960, 22748), (968, 22560), (1034, 21120), (1056, 20680), (1128, 19360), (1210, 18048), (1280, 17061), (1320, 16544), (1408, 15510), (1410, 15488), (1452, 15040), (1504, 14520), (1551, 14080), (1760, 12408), (1815, 12032), (1880, 11616), (1920, 11374), (1936, 11280), (2068, 10560), (2112, 10340), (2256, 9680), (2420, 9024), (2585, 8448), (2640, 8272), (2816, 7755), (2820, 7744), (2904, 7520), (3008, 7260), (3102, 7040), (3520, 6204), (3630, 6016), (3760, 5808), (3840, 5687), (3872, 5640), (4136, 5280), (4224, 5170), (4512, 4840)]