142723280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1583}}^1$

素因数の和:1633

約数の個数: 120

約数和(自身を含む): 403045632

約数和(自身を除く): 260322352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 161, 184, 196, 230, 245, 280, 322, 368, 392, 460, 490, 560, 644, 784, 805, 920, 980, 1127, 1288, 1583, 1610, 1840, 1960, 2254, 2576, 3166, 3220, 3920, 4508, 5635, 6332, 6440, 7915, 9016, 11081, 11270, 12664, 12880, 15830, 18032, 22162, 22540, 25328, 31660, 36409, 44324, 45080, 55405, 63320, 72818, 77567, 88648, 90160, 110810, 126640, 145636, 155134, 177296, 182045, 221620, 254863, 291272, 310268, 364090, 387835, 443240, 509726, 582544, 620536, 728180, 775670, 886480, 1019452, 1241072, 1274315, 1456360, 1551340, 1784041, 2038904, 2548630, 2912720, 3102680, 3568082, 4077808, 5097260, 6205360, 7136164, 8920205, 10194520, 14272328, 17840410, 20389040, 28544656, 35680820, 71361640, 142723280]

約数ペア:

[(1, 142723280), (2, 71361640), (4, 35680820), (5, 28544656), (7, 20389040), (8, 17840410), (10, 14272328), (14, 10194520), (16, 8920205), (20, 7136164), (23, 6205360), (28, 5097260), (35, 4077808), (40, 3568082), (46, 3102680), (49, 2912720), (56, 2548630), (70, 2038904), (80, 1784041), (92, 1551340), (98, 1456360), (112, 1274315), (115, 1241072), (140, 1019452), (161, 886480), (184, 775670), (196, 728180), (230, 620536), (245, 582544), (280, 509726), (322, 443240), (368, 387835), (392, 364090), (460, 310268), (490, 291272), (560, 254863), (644, 221620), (784, 182045), (805, 177296), (920, 155134), (980, 145636), (1127, 126640), (1288, 110810), (1583, 90160), (1610, 88648), (1840, 77567), (1960, 72818), (2254, 63320), (2576, 55405), (3166, 45080), (3220, 44324), (3920, 36409), (4508, 31660), (5635, 25328), (6332, 22540), (6440, 22162), (7915, 18032), (9016, 15830), (11081, 12880), (11270, 12664)]