320619840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1009}}^1$

素因数の和:1360

約数の個数: 112

約数和(自身を含む): 1022055360

約数和(自身を除く): 701435520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 331, 480, 662, 960, 993, 1009, 1324, 1655, 1986, 2018, 2648, 3027, 3310, 3972, 4036, 4965, 5045, 5296, 6054, 6620, 7944, 8072, 9930, 10090, 10592, 12108, 13240, 15135, 15888, 16144, 19860, 20180, 21184, 24216, 26480, 30270, 31776, 32288, 39720, 40360, 48432, 52960, 60540, 63552, 64576, 79440, 80720, 96864, 105920, 121080, 158880, 161440, 193728, 242160, 317760, 322880, 333979, 484320, 667958, 968640, 1001937, 1335916, 1669895, 2003874, 2671832, 3339790, 4007748, 5009685, 5343664, 6679580, 8015496, 10019370, 10687328, 13359160, 16030992, 20038740, 21374656, 26718320, 32061984, 40077480, 53436640, 64123968, 80154960, 106873280, 160309920, 320619840]

約数ペア:

[(1, 320619840), (2, 160309920), (3, 106873280), (4, 80154960), (5, 64123968), (6, 53436640), (8, 40077480), (10, 32061984), (12, 26718320), (15, 21374656), (16, 20038740), (20, 16030992), (24, 13359160), (30, 10687328), (32, 10019370), (40, 8015496), (48, 6679580), (60, 5343664), (64, 5009685), (80, 4007748), (96, 3339790), (120, 2671832), (160, 2003874), (192, 1669895), (240, 1335916), (320, 1001937), (331, 968640), (480, 667958), (662, 484320), (960, 333979), (993, 322880), (1009, 317760), (1324, 242160), (1655, 193728), (1986, 161440), (2018, 158880), (2648, 121080), (3027, 105920), (3310, 96864), (3972, 80720), (4036, 79440), (4965, 64576), (5045, 63552), (5296, 60540), (6054, 52960), (6620, 48432), (7944, 40360), (8072, 39720), (9930, 32288), (10090, 31776), (10592, 30270), (12108, 26480), (13240, 24216), (15135, 21184), (15888, 20180), (16144, 19860)]