57812920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 153964800

約数和(自身を除く): 96151880

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 59, 68, 85, 88, 110, 118, 131, 136, 170, 187, 220, 236, 262, 295, 340, 374, 440, 472, 524, 590, 649, 655, 680, 748, 935, 1003, 1048, 1180, 1298, 1310, 1441, 1496, 1870, 2006, 2227, 2360, 2596, 2620, 2882, 3245, 3740, 4012, 4454, 5015, 5192, 5240, 5764, 6490, 7205, 7480, 7729, 8024, 8908, 10030, 11033, 11135, 11528, 12980, 14410, 15458, 17816, 20060, 22066, 22270, 24497, 25960, 28820, 30916, 38645, 40120, 44132, 44540, 48994, 55165, 57640, 61832, 77290, 85019, 88264, 89080, 97988, 110330, 122485, 131393, 154580, 170038, 195976, 220660, 244970, 262786, 309160, 340076, 425095, 441320, 489940, 525572, 656965, 680152, 850190, 979880, 1051144, 1313930, 1445323, 1700380, 2627860, 2890646, 3400760, 5255720, 5781292, 7226615, 11562584, 14453230, 28906460, 57812920]

約数ペア:

[(1, 57812920), (2, 28906460), (4, 14453230), (5, 11562584), (8, 7226615), (10, 5781292), (11, 5255720), (17, 3400760), (20, 2890646), (22, 2627860), (34, 1700380), (40, 1445323), (44, 1313930), (55, 1051144), (59, 979880), (68, 850190), (85, 680152), (88, 656965), (110, 525572), (118, 489940), (131, 441320), (136, 425095), (170, 340076), (187, 309160), (220, 262786), (236, 244970), (262, 220660), (295, 195976), (340, 170038), (374, 154580), (440, 131393), (472, 122485), (524, 110330), (590, 97988), (649, 89080), (655, 88264), (680, 85019), (748, 77290), (935, 61832), (1003, 57640), (1048, 55165), (1180, 48994), (1298, 44540), (1310, 44132), (1441, 40120), (1496, 38645), (1870, 30916), (2006, 28820), (2227, 25960), (2360, 24497), (2596, 22270), (2620, 22066), (2882, 20060), (3245, 17816), (3740, 15458), (4012, 14410), (4454, 12980), (5015, 11528), (5192, 11135), (5240, 11033), (5764, 10030), (6490, 8908), (7205, 8024), (7480, 7729)]