121172520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{144253}}^1$

素因数の和:144274

約数の個数: 64

約数和(自身を含む): 415451520

約数和(自身を除く): 294279000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 144253, 288506, 432759, 577012, 721265, 865518, 1009771, 1154024, 1442530, 1731036, 2019542, 2163795, 2885060, 3029313, 3462072, 4039084, 4327590, 5048855, 5770120, 6058626, 8078168, 8655180, 10097710, 12117252, 15146565, 17310360, 20195420, 24234504, 30293130, 40390840, 60586260, 121172520]

約数ペア:

[(1, 121172520), (2, 60586260), (3, 40390840), (4, 30293130), (5, 24234504), (6, 20195420), (7, 17310360), (8, 15146565), (10, 12117252), (12, 10097710), (14, 8655180), (15, 8078168), (20, 6058626), (21, 5770120), (24, 5048855), (28, 4327590), (30, 4039084), (35, 3462072), (40, 3029313), (42, 2885060), (56, 2163795), (60, 2019542), (70, 1731036), (84, 1442530), (105, 1154024), (120, 1009771), (140, 865518), (168, 721265), (210, 577012), (280, 432759), (420, 288506), (840, 144253)]