28648320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:412

約数の個数: 128

約数和(自身を含む): 93709440

約数和(自身を除く): 65061120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 128, 129, 160, 172, 192, 215, 240, 258, 320, 344, 347, 384, 430, 480, 516, 640, 645, 688, 694, 860, 960, 1032, 1041, 1290, 1376, 1388, 1720, 1735, 1920, 2064, 2082, 2580, 2752, 2776, 3440, 3470, 4128, 4164, 5160, 5205, 5504, 5552, 6880, 6940, 8256, 8328, 10320, 10410, 11104, 13760, 13880, 14921, 16512, 16656, 20640, 20820, 22208, 27520, 27760, 29842, 33312, 41280, 41640, 44416, 44763, 55520, 59684, 66624, 74605, 82560, 83280, 89526, 111040, 119368, 133248, 149210, 166560, 179052, 222080, 223815, 238736, 298420, 333120, 358104, 447630, 477472, 596840, 666240, 716208, 895260, 954944, 1193680, 1432416, 1790520, 1909888, 2387360, 2864832, 3581040, 4774720, 5729664, 7162080, 9549440, 14324160, 28648320]

約数ペア:

[(1, 28648320), (2, 14324160), (3, 9549440), (4, 7162080), (5, 5729664), (6, 4774720), (8, 3581040), (10, 2864832), (12, 2387360), (15, 1909888), (16, 1790520), (20, 1432416), (24, 1193680), (30, 954944), (32, 895260), (40, 716208), (43, 666240), (48, 596840), (60, 477472), (64, 447630), (80, 358104), (86, 333120), (96, 298420), (120, 238736), (128, 223815), (129, 222080), (160, 179052), (172, 166560), (192, 149210), (215, 133248), (240, 119368), (258, 111040), (320, 89526), (344, 83280), (347, 82560), (384, 74605), (430, 66624), (480, 59684), (516, 55520), (640, 44763), (645, 44416), (688, 41640), (694, 41280), (860, 33312), (960, 29842), (1032, 27760), (1041, 27520), (1290, 22208), (1376, 20820), (1388, 20640), (1720, 16656), (1735, 16512), (1920, 14921), (2064, 13880), (2082, 13760), (2580, 11104), (2752, 10410), (2776, 10320), (3440, 8328), (3470, 8256), (4128, 6940), (4164, 6880), (5160, 5552), (5205, 5504)]