161661312

素因数分解:

$2^7\times 3^3\times {\mathrm{29}}^1\times {\mathrm{1613}}^1$

素因数の和:1665

約数の個数: 128

約数和(自身を含む): 493884000

約数和(自身を除く): 332222688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 64, 72, 87, 96, 108, 116, 128, 144, 174, 192, 216, 232, 261, 288, 348, 384, 432, 464, 522, 576, 696, 783, 864, 928, 1044, 1152, 1392, 1566, 1613, 1728, 1856, 2088, 2784, 3132, 3226, 3456, 3712, 4176, 4839, 5568, 6264, 6452, 8352, 9678, 11136, 12528, 12904, 14517, 16704, 19356, 25056, 25808, 29034, 33408, 38712, 43551, 46777, 50112, 51616, 58068, 77424, 87102, 93554, 100224, 103232, 116136, 140331, 154848, 174204, 187108, 206464, 232272, 280662, 309696, 348408, 374216, 420993, 464544, 561324, 619392, 696816, 748432, 841986, 929088, 1122648, 1262979, 1393632, 1496864, 1683972, 1858176, 2245296, 2525958, 2787264, 2993728, 3367944, 4490592, 5051916, 5574528, 5987456, 6735888, 8981184, 10103832, 13471776, 17962368, 20207664, 26943552, 40415328, 53887104, 80830656, 161661312]

約数ペア:

[(1, 161661312), (2, 80830656), (3, 53887104), (4, 40415328), (6, 26943552), (8, 20207664), (9, 17962368), (12, 13471776), (16, 10103832), (18, 8981184), (24, 6735888), (27, 5987456), (29, 5574528), (32, 5051916), (36, 4490592), (48, 3367944), (54, 2993728), (58, 2787264), (64, 2525958), (72, 2245296), (87, 1858176), (96, 1683972), (108, 1496864), (116, 1393632), (128, 1262979), (144, 1122648), (174, 929088), (192, 841986), (216, 748432), (232, 696816), (261, 619392), (288, 561324), (348, 464544), (384, 420993), (432, 374216), (464, 348408), (522, 309696), (576, 280662), (696, 232272), (783, 206464), (864, 187108), (928, 174204), (1044, 154848), (1152, 140331), (1392, 116136), (1566, 103232), (1613, 100224), (1728, 93554), (1856, 87102), (2088, 77424), (2784, 58068), (3132, 51616), (3226, 50112), (3456, 46777), (3712, 43551), (4176, 38712), (4839, 33408), (5568, 29034), (6264, 25808), (6452, 25056), (8352, 19356), (9678, 16704), (11136, 14517), (12528, 12904)]