206889872

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:444

約数の個数: 80

約数和(自身を含む): 471398400

約数和(自身を除く): 264508528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 131, 236, 239, 262, 413, 472, 478, 524, 826, 917, 944, 956, 1048, 1652, 1673, 1834, 1912, 2096, 3304, 3346, 3668, 3824, 6608, 6692, 7336, 7729, 13384, 14101, 14672, 15458, 26768, 28202, 30916, 31309, 54103, 56404, 61832, 62618, 98707, 108206, 112808, 123664, 125236, 197414, 216412, 219163, 225616, 250472, 394828, 432824, 438326, 500944, 789656, 865648, 876652, 1579312, 1753304, 1847231, 3506608, 3694462, 7388924, 12930617, 14777848, 25861234, 29555696, 51722468, 103444936, 206889872]

約数ペア:

[(1, 206889872), (2, 103444936), (4, 51722468), (7, 29555696), (8, 25861234), (14, 14777848), (16, 12930617), (28, 7388924), (56, 3694462), (59, 3506608), (112, 1847231), (118, 1753304), (131, 1579312), (236, 876652), (239, 865648), (262, 789656), (413, 500944), (472, 438326), (478, 432824), (524, 394828), (826, 250472), (917, 225616), (944, 219163), (956, 216412), (1048, 197414), (1652, 125236), (1673, 123664), (1834, 112808), (1912, 108206), (2096, 98707), (3304, 62618), (3346, 61832), (3668, 56404), (3824, 54103), (6608, 31309), (6692, 30916), (7336, 28202), (7729, 26768), (13384, 15458), (14101, 14672)]