122664880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1493}}^1$

素因数の和:1598

約数の個数: 80

約数和(自身を含む): 311230080

約数和(自身を除く): 188565200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 79, 80, 104, 130, 158, 208, 260, 316, 395, 520, 632, 790, 1027, 1040, 1264, 1493, 1580, 2054, 2986, 3160, 4108, 5135, 5972, 6320, 7465, 8216, 10270, 11944, 14930, 16432, 19409, 20540, 23888, 29860, 38818, 41080, 59720, 77636, 82160, 97045, 117947, 119440, 155272, 194090, 235894, 310544, 388180, 471788, 589735, 776360, 943576, 1179470, 1533311, 1552720, 1887152, 2358940, 3066622, 4717880, 6133244, 7666555, 9435760, 12266488, 15333110, 24532976, 30666220, 61332440, 122664880]

約数ペア:

[(1, 122664880), (2, 61332440), (4, 30666220), (5, 24532976), (8, 15333110), (10, 12266488), (13, 9435760), (16, 7666555), (20, 6133244), (26, 4717880), (40, 3066622), (52, 2358940), (65, 1887152), (79, 1552720), (80, 1533311), (104, 1179470), (130, 943576), (158, 776360), (208, 589735), (260, 471788), (316, 388180), (395, 310544), (520, 235894), (632, 194090), (790, 155272), (1027, 119440), (1040, 117947), (1264, 97045), (1493, 82160), (1580, 77636), (2054, 59720), (2986, 41080), (3160, 38818), (4108, 29860), (5135, 23888), (5972, 20540), (6320, 19409), (7465, 16432), (8216, 14930), (10270, 11944)]