15970120

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 37454400

約数和(自身を除く): 21484280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 67, 101, 118, 134, 202, 236, 268, 295, 335, 404, 472, 505, 536, 590, 670, 808, 1010, 1180, 1340, 2020, 2360, 2680, 3953, 4040, 5959, 6767, 7906, 11918, 13534, 15812, 19765, 23836, 27068, 29795, 31624, 33835, 39530, 47672, 54136, 59590, 67670, 79060, 119180, 135340, 158120, 238360, 270680, 399253, 798506, 1597012, 1996265, 3194024, 3992530, 7985060, 15970120]

約数ペア:

[(1, 15970120), (2, 7985060), (4, 3992530), (5, 3194024), (8, 1996265), (10, 1597012), (20, 798506), (40, 399253), (59, 270680), (67, 238360), (101, 158120), (118, 135340), (134, 119180), (202, 79060), (236, 67670), (268, 59590), (295, 54136), (335, 47672), (404, 39530), (472, 33835), (505, 31624), (536, 29795), (590, 27068), (670, 23836), (808, 19765), (1010, 15812), (1180, 13534), (1340, 11918), (2020, 7906), (2360, 6767), (2680, 5959), (3953, 4040)]