78393280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{443}}^1$

素因数の和:546

約数の個数: 112

約数和(自身を含む): 216529920

約数和(自身を除く): 138136640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 140, 158, 160, 224, 280, 316, 320, 395, 443, 448, 553, 560, 632, 790, 886, 1106, 1120, 1264, 1580, 1772, 2212, 2215, 2240, 2528, 2765, 3101, 3160, 3544, 4424, 4430, 5056, 5530, 6202, 6320, 7088, 8848, 8860, 11060, 12404, 12640, 14176, 15505, 17696, 17720, 22120, 24808, 25280, 28352, 31010, 34997, 35392, 35440, 44240, 49616, 62020, 69994, 70880, 88480, 99232, 124040, 139988, 141760, 174985, 176960, 198464, 244979, 248080, 279976, 349970, 489958, 496160, 559952, 699940, 979916, 992320, 1119904, 1224895, 1399880, 1959832, 2239808, 2449790, 2799760, 3919664, 4899580, 5599520, 7839328, 9799160, 11199040, 15678656, 19598320, 39196640, 78393280]

約数ペア:

[(1, 78393280), (2, 39196640), (4, 19598320), (5, 15678656), (7, 11199040), (8, 9799160), (10, 7839328), (14, 5599520), (16, 4899580), (20, 3919664), (28, 2799760), (32, 2449790), (35, 2239808), (40, 1959832), (56, 1399880), (64, 1224895), (70, 1119904), (79, 992320), (80, 979916), (112, 699940), (140, 559952), (158, 496160), (160, 489958), (224, 349970), (280, 279976), (316, 248080), (320, 244979), (395, 198464), (443, 176960), (448, 174985), (553, 141760), (560, 139988), (632, 124040), (790, 99232), (886, 88480), (1106, 70880), (1120, 69994), (1264, 62020), (1580, 49616), (1772, 44240), (2212, 35440), (2215, 35392), (2240, 34997), (2528, 31010), (2765, 28352), (3101, 25280), (3160, 24808), (3544, 22120), (4424, 17720), (4430, 17696), (5056, 15505), (5530, 14176), (6202, 12640), (6320, 12404), (7088, 11060), (8848, 8860)]