208158880

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{743}}^1$

素因数の和:878

約数の個数: 96

約数和(自身を含む): 526466304

約数和(自身を除く): 318307424

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 103, 136, 160, 170, 206, 272, 340, 412, 515, 544, 680, 743, 824, 1030, 1360, 1486, 1648, 1751, 2060, 2720, 2972, 3296, 3502, 3715, 4120, 5944, 7004, 7430, 8240, 8755, 11888, 12631, 14008, 14860, 16480, 17510, 23776, 25262, 28016, 29720, 35020, 50524, 56032, 59440, 63155, 70040, 76529, 101048, 118880, 126310, 140080, 153058, 202096, 252620, 280160, 306116, 382645, 404192, 505240, 612232, 765290, 1010480, 1224464, 1300993, 1530580, 2020960, 2448928, 2601986, 3061160, 5203972, 6122320, 6504965, 10407944, 12244640, 13009930, 20815888, 26019860, 41631776, 52039720, 104079440, 208158880]

約数ペア:

[(1, 208158880), (2, 104079440), (4, 52039720), (5, 41631776), (8, 26019860), (10, 20815888), (16, 13009930), (17, 12244640), (20, 10407944), (32, 6504965), (34, 6122320), (40, 5203972), (68, 3061160), (80, 2601986), (85, 2448928), (103, 2020960), (136, 1530580), (160, 1300993), (170, 1224464), (206, 1010480), (272, 765290), (340, 612232), (412, 505240), (515, 404192), (544, 382645), (680, 306116), (743, 280160), (824, 252620), (1030, 202096), (1360, 153058), (1486, 140080), (1648, 126310), (1751, 118880), (2060, 101048), (2720, 76529), (2972, 70040), (3296, 63155), (3502, 59440), (3715, 56032), (4120, 50524), (5944, 35020), (7004, 29720), (7430, 28016), (8240, 25262), (8755, 23776), (11888, 17510), (12631, 16480), (14008, 14860)]