201361520

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:454

約数の個数: 80

約数和(自身を含む): 479493120

約数和(自身を除く): 278131600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 151, 158, 211, 302, 316, 395, 422, 604, 632, 755, 790, 844, 1055, 1208, 1264, 1510, 1580, 1688, 2110, 2416, 3020, 3160, 3376, 4220, 6040, 6320, 8440, 11929, 12080, 16669, 16880, 23858, 31861, 33338, 47716, 59645, 63722, 66676, 83345, 95432, 119290, 127444, 133352, 159305, 166690, 190864, 238580, 254888, 266704, 318610, 333380, 477160, 509776, 637220, 666760, 954320, 1274440, 1333520, 2517019, 2548880, 5034038, 10068076, 12585095, 20136152, 25170190, 40272304, 50340380, 100680760, 201361520]

約数ペア:

[(1, 201361520), (2, 100680760), (4, 50340380), (5, 40272304), (8, 25170190), (10, 20136152), (16, 12585095), (20, 10068076), (40, 5034038), (79, 2548880), (80, 2517019), (151, 1333520), (158, 1274440), (211, 954320), (302, 666760), (316, 637220), (395, 509776), (422, 477160), (604, 333380), (632, 318610), (755, 266704), (790, 254888), (844, 238580), (1055, 190864), (1208, 166690), (1264, 159305), (1510, 133352), (1580, 127444), (1688, 119290), (2110, 95432), (2416, 83345), (3020, 66676), (3160, 63722), (3376, 59645), (4220, 47716), (6040, 33338), (6320, 31861), (8440, 23858), (11929, 16880), (12080, 16669)]