71293040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1399}}^1$

素因数の和:1439

約数の個数: 120

約数和(自身を含む): 207799200

約数和(自身を除く): 136506160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1274, 1399, 1456, 1820, 1960, 2548, 2798, 3185, 3640, 3920, 5096, 5596, 6370, 6995, 7280, 9793, 10192, 11192, 12740, 13990, 18187, 19586, 22384, 25480, 27980, 36374, 39172, 48965, 50960, 55960, 68551, 72748, 78344, 90935, 97930, 111920, 127309, 137102, 145496, 156688, 181870, 195860, 254618, 274204, 290992, 342755, 363740, 391720, 509236, 548408, 636545, 685510, 727480, 783440, 891163, 1018472, 1096816, 1273090, 1371020, 1454960, 1782326, 2036944, 2546180, 2742040, 3564652, 4455815, 5092360, 5484080, 7129304, 8911630, 10184720, 14258608, 17823260, 35646520, 71293040]

約数ペア:

[(1, 71293040), (2, 35646520), (4, 17823260), (5, 14258608), (7, 10184720), (8, 8911630), (10, 7129304), (13, 5484080), (14, 5092360), (16, 4455815), (20, 3564652), (26, 2742040), (28, 2546180), (35, 2036944), (40, 1782326), (49, 1454960), (52, 1371020), (56, 1273090), (65, 1096816), (70, 1018472), (80, 891163), (91, 783440), (98, 727480), (104, 685510), (112, 636545), (130, 548408), (140, 509236), (182, 391720), (196, 363740), (208, 342755), (245, 290992), (260, 274204), (280, 254618), (364, 195860), (392, 181870), (455, 156688), (490, 145496), (520, 137102), (560, 127309), (637, 111920), (728, 97930), (784, 90935), (910, 78344), (980, 72748), (1040, 68551), (1274, 55960), (1399, 50960), (1456, 48965), (1820, 39172), (1960, 36374), (2548, 27980), (2798, 25480), (3185, 22384), (3640, 19586), (3920, 18187), (5096, 13990), (5596, 12740), (6370, 11192), (6995, 10192), (7280, 9793)]