129090920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1753}}^1$

素因数の和:2034

約数の個数: 64

約数和(自身を含む): 333400320

約数和(自身を除く): 204309400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 263, 280, 526, 1052, 1315, 1753, 1841, 2104, 2630, 3506, 3682, 5260, 7012, 7364, 8765, 9205, 10520, 12271, 14024, 14728, 17530, 18410, 24542, 35060, 36820, 49084, 61355, 70120, 73640, 98168, 122710, 245420, 461039, 490840, 922078, 1844156, 2305195, 3227273, 3688312, 4610390, 6454546, 9220780, 12909092, 16136365, 18441560, 25818184, 32272730, 64545460, 129090920]

約数ペア:

[(1, 129090920), (2, 64545460), (4, 32272730), (5, 25818184), (7, 18441560), (8, 16136365), (10, 12909092), (14, 9220780), (20, 6454546), (28, 4610390), (35, 3688312), (40, 3227273), (56, 2305195), (70, 1844156), (140, 922078), (263, 490840), (280, 461039), (526, 245420), (1052, 122710), (1315, 98168), (1753, 73640), (1841, 70120), (2104, 61355), (2630, 49084), (3506, 36820), (3682, 35060), (5260, 24542), (7012, 18410), (7364, 17530), (8765, 14728), (9205, 14024), (10520, 12271)]