172085960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1297}}^1$

素因数の和:1446

約数の個数: 64

約数和(自身を含む): 403729920

約数和(自身を除く): 231643960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 107, 124, 155, 214, 248, 310, 428, 535, 620, 856, 1070, 1240, 1297, 2140, 2594, 3317, 4280, 5188, 6485, 6634, 10376, 12970, 13268, 16585, 25940, 26536, 33170, 40207, 51880, 66340, 80414, 132680, 138779, 160828, 201035, 277558, 321656, 402070, 555116, 693895, 804140, 1110232, 1387790, 1608280, 2775580, 4302149, 5551160, 8604298, 17208596, 21510745, 34417192, 43021490, 86042980, 172085960]

約数ペア:

[(1, 172085960), (2, 86042980), (4, 43021490), (5, 34417192), (8, 21510745), (10, 17208596), (20, 8604298), (31, 5551160), (40, 4302149), (62, 2775580), (107, 1608280), (124, 1387790), (155, 1110232), (214, 804140), (248, 693895), (310, 555116), (428, 402070), (535, 321656), (620, 277558), (856, 201035), (1070, 160828), (1240, 138779), (1297, 132680), (2140, 80414), (2594, 66340), (3317, 51880), (4280, 40207), (5188, 33170), (6485, 26536), (6634, 25940), (10376, 16585), (12970, 13268)]