859379920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{90271}}^1$

素因数の和:90308

約数の個数: 80

約数和(自身を含む): 2417845248

約数和(自身を除く): 1558465328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 90271, 180542, 361084, 451355, 631897, 722168, 902710, 1263794, 1444336, 1534607, 1805420, 2527588, 3069214, 3159485, 3610840, 5055176, 6138428, 6318970, 7221680, 7673035, 10110352, 10742249, 12276856, 12637940, 15346070, 21484498, 24553712, 25275880, 30692140, 42968996, 50551760, 53711245, 61384280, 85937992, 107422490, 122768560, 171875984, 214844980, 429689960, 859379920]

約数ペア:

[(1, 859379920), (2, 429689960), (4, 214844980), (5, 171875984), (7, 122768560), (8, 107422490), (10, 85937992), (14, 61384280), (16, 53711245), (17, 50551760), (20, 42968996), (28, 30692140), (34, 25275880), (35, 24553712), (40, 21484498), (56, 15346070), (68, 12637940), (70, 12276856), (80, 10742249), (85, 10110352), (112, 7673035), (119, 7221680), (136, 6318970), (140, 6138428), (170, 5055176), (238, 3610840), (272, 3159485), (280, 3069214), (340, 2527588), (476, 1805420), (560, 1534607), (595, 1444336), (680, 1263794), (952, 902710), (1190, 722168), (1360, 631897), (1904, 451355), (2380, 361084), (4760, 180542), (9520, 90271)]