206406880

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1579}}^1$

素因数の和:1656

約数の個数: 96

約数和(自身を含む): 525571200

約数和(自身を除く): 319164320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 43, 76, 80, 86, 95, 152, 160, 172, 190, 215, 304, 344, 380, 430, 608, 688, 760, 817, 860, 1376, 1520, 1579, 1634, 1720, 3040, 3158, 3268, 3440, 4085, 6316, 6536, 6880, 7895, 8170, 12632, 13072, 15790, 16340, 25264, 26144, 30001, 31580, 32680, 50528, 60002, 63160, 65360, 67897, 120004, 126320, 130720, 135794, 150005, 240008, 252640, 271588, 300010, 339485, 480016, 543176, 600020, 678970, 960032, 1086352, 1200040, 1290043, 1357940, 2172704, 2400080, 2580086, 2715880, 4800160, 5160172, 5431760, 6450215, 10320344, 10863520, 12900430, 20640688, 25800860, 41281376, 51601720, 103203440, 206406880]

約数ペア:

[(1, 206406880), (2, 103203440), (4, 51601720), (5, 41281376), (8, 25800860), (10, 20640688), (16, 12900430), (19, 10863520), (20, 10320344), (32, 6450215), (38, 5431760), (40, 5160172), (43, 4800160), (76, 2715880), (80, 2580086), (86, 2400080), (95, 2172704), (152, 1357940), (160, 1290043), (172, 1200040), (190, 1086352), (215, 960032), (304, 678970), (344, 600020), (380, 543176), (430, 480016), (608, 339485), (688, 300010), (760, 271588), (817, 252640), (860, 240008), (1376, 150005), (1520, 135794), (1579, 130720), (1634, 126320), (1720, 120004), (3040, 67897), (3158, 65360), (3268, 63160), (3440, 60002), (4085, 50528), (6316, 32680), (6536, 31580), (6880, 30001), (7895, 26144), (8170, 25264), (12632, 16340), (13072, 15790)]