18632640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1493}}^1$

素因数の和:1526

約数の個数: 112

約数和(自身を含む): 63751968

約数和(自身を除く): 45119328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1493, 1560, 2080, 2496, 2986, 3120, 4160, 4479, 5972, 6240, 7465, 8958, 11944, 12480, 14930, 17916, 19409, 22395, 23888, 29860, 35832, 38818, 44790, 47776, 58227, 59720, 71664, 77636, 89580, 95552, 97045, 116454, 119440, 143328, 155272, 179160, 194090, 232908, 238880, 286656, 291135, 310544, 358320, 388180, 465816, 477760, 582270, 621088, 716640, 776360, 931632, 1164540, 1242176, 1433280, 1552720, 1863264, 2329080, 3105440, 3726528, 4658160, 6210880, 9316320, 18632640]

約数ペア:

[(1, 18632640), (2, 9316320), (3, 6210880), (4, 4658160), (5, 3726528), (6, 3105440), (8, 2329080), (10, 1863264), (12, 1552720), (13, 1433280), (15, 1242176), (16, 1164540), (20, 931632), (24, 776360), (26, 716640), (30, 621088), (32, 582270), (39, 477760), (40, 465816), (48, 388180), (52, 358320), (60, 310544), (64, 291135), (65, 286656), (78, 238880), (80, 232908), (96, 194090), (104, 179160), (120, 155272), (130, 143328), (156, 119440), (160, 116454), (192, 97045), (195, 95552), (208, 89580), (240, 77636), (260, 71664), (312, 59720), (320, 58227), (390, 47776), (416, 44790), (480, 38818), (520, 35832), (624, 29860), (780, 23888), (832, 22395), (960, 19409), (1040, 17916), (1248, 14930), (1493, 12480), (1560, 11944), (2080, 8958), (2496, 7465), (2986, 6240), (3120, 5972), (4160, 4479)]