139553440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^3\times {\mathrm{397}}^1$

素因数の和:451

約数の個数: 96

約数和(自身を含む): 358056720

約数和(自身を除く): 218503280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 397, 416, 520, 676, 794, 845, 1040, 1352, 1588, 1690, 1985, 2080, 2197, 2704, 3176, 3380, 3970, 4394, 5161, 5408, 6352, 6760, 7940, 8788, 10322, 10985, 12704, 13520, 15880, 17576, 20644, 21970, 25805, 27040, 31760, 35152, 41288, 43940, 51610, 63520, 67093, 70304, 82576, 87880, 103220, 134186, 165152, 175760, 206440, 268372, 335465, 351520, 412880, 536744, 670930, 825760, 872209, 1073488, 1341860, 1744418, 2146976, 2683720, 3488836, 4361045, 5367440, 6977672, 8722090, 10734880, 13955344, 17444180, 27910688, 34888360, 69776720, 139553440]

約数ペア:

[(1, 139553440), (2, 69776720), (4, 34888360), (5, 27910688), (8, 17444180), (10, 13955344), (13, 10734880), (16, 8722090), (20, 6977672), (26, 5367440), (32, 4361045), (40, 3488836), (52, 2683720), (65, 2146976), (80, 1744418), (104, 1341860), (130, 1073488), (160, 872209), (169, 825760), (208, 670930), (260, 536744), (338, 412880), (397, 351520), (416, 335465), (520, 268372), (676, 206440), (794, 175760), (845, 165152), (1040, 134186), (1352, 103220), (1588, 87880), (1690, 82576), (1985, 70304), (2080, 67093), (2197, 63520), (2704, 51610), (3176, 43940), (3380, 41288), (3970, 35152), (4394, 31760), (5161, 27040), (5408, 25805), (6352, 21970), (6760, 20644), (7940, 17576), (8788, 15880), (10322, 13520), (10985, 12704)]