1816320

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:78

約数の個数: 144

約数和(自身を含む): 6475392

約数和(自身を除く): 4659072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 43, 44, 48, 55, 60, 64, 66, 80, 86, 88, 96, 110, 120, 128, 129, 132, 160, 165, 172, 176, 192, 215, 220, 240, 256, 258, 264, 320, 330, 344, 352, 384, 430, 440, 473, 480, 516, 528, 640, 645, 660, 688, 704, 768, 860, 880, 946, 960, 1032, 1056, 1280, 1290, 1320, 1376, 1408, 1419, 1720, 1760, 1892, 1920, 2064, 2112, 2365, 2580, 2640, 2752, 2816, 2838, 3440, 3520, 3784, 3840, 4128, 4224, 4730, 5160, 5280, 5504, 5676, 6880, 7040, 7095, 7568, 8256, 8448, 9460, 10320, 10560, 11008, 11352, 13760, 14080, 14190, 15136, 16512, 18920, 20640, 21120, 22704, 27520, 28380, 30272, 33024, 37840, 41280, 42240, 45408, 55040, 56760, 60544, 75680, 82560, 90816, 113520, 121088, 151360, 165120, 181632, 227040, 302720, 363264, 454080, 605440, 908160, 1816320]

約数ペア:

[(1, 1816320), (2, 908160), (3, 605440), (4, 454080), (5, 363264), (6, 302720), (8, 227040), (10, 181632), (11, 165120), (12, 151360), (15, 121088), (16, 113520), (20, 90816), (22, 82560), (24, 75680), (30, 60544), (32, 56760), (33, 55040), (40, 45408), (43, 42240), (44, 41280), (48, 37840), (55, 33024), (60, 30272), (64, 28380), (66, 27520), (80, 22704), (86, 21120), (88, 20640), (96, 18920), (110, 16512), (120, 15136), (128, 14190), (129, 14080), (132, 13760), (160, 11352), (165, 11008), (172, 10560), (176, 10320), (192, 9460), (215, 8448), (220, 8256), (240, 7568), (256, 7095), (258, 7040), (264, 6880), (320, 5676), (330, 5504), (344, 5280), (352, 5160), (384, 4730), (430, 4224), (440, 4128), (473, 3840), (480, 3784), (516, 3520), (528, 3440), (640, 2838), (645, 2816), (660, 2752), (688, 2640), (704, 2580), (768, 2365), (860, 2112), (880, 2064), (946, 1920), (960, 1892), (1032, 1760), (1056, 1720), (1280, 1419), (1290, 1408), (1320, 1376)]