31358016

素因数分解:

$2^6\times 3^4\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:310

約数の個数: 140

約数和(自身を含む): 97365312

約数和(自身を除く): 66007296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 64, 69, 72, 81, 92, 96, 108, 138, 144, 162, 184, 192, 207, 216, 263, 276, 288, 324, 368, 414, 432, 526, 552, 576, 621, 648, 736, 789, 828, 864, 1052, 1104, 1242, 1296, 1472, 1578, 1656, 1728, 1863, 2104, 2208, 2367, 2484, 2592, 3156, 3312, 3726, 4208, 4416, 4734, 4968, 5184, 6049, 6312, 6624, 7101, 7452, 8416, 9468, 9936, 12098, 12624, 13248, 14202, 14904, 16832, 18147, 18936, 19872, 21303, 24196, 25248, 28404, 29808, 36294, 37872, 39744, 42606, 48392, 50496, 54441, 56808, 59616, 72588, 75744, 85212, 96784, 108882, 113616, 119232, 145176, 151488, 163323, 170424, 193568, 217764, 227232, 290352, 326646, 340848, 387136, 435528, 454464, 489969, 580704, 653292, 681696, 871056, 979938, 1161408, 1306584, 1363392, 1742112, 1959876, 2613168, 3484224, 3919752, 5226336, 7839504, 10452672, 15679008, 31358016]

約数ペア:

[(1, 31358016), (2, 15679008), (3, 10452672), (4, 7839504), (6, 5226336), (8, 3919752), (9, 3484224), (12, 2613168), (16, 1959876), (18, 1742112), (23, 1363392), (24, 1306584), (27, 1161408), (32, 979938), (36, 871056), (46, 681696), (48, 653292), (54, 580704), (64, 489969), (69, 454464), (72, 435528), (81, 387136), (92, 340848), (96, 326646), (108, 290352), (138, 227232), (144, 217764), (162, 193568), (184, 170424), (192, 163323), (207, 151488), (216, 145176), (263, 119232), (276, 113616), (288, 108882), (324, 96784), (368, 85212), (414, 75744), (432, 72588), (526, 59616), (552, 56808), (576, 54441), (621, 50496), (648, 48392), (736, 42606), (789, 39744), (828, 37872), (864, 36294), (1052, 29808), (1104, 28404), (1242, 25248), (1296, 24196), (1472, 21303), (1578, 19872), (1656, 18936), (1728, 18147), (1863, 16832), (2104, 14904), (2208, 14202), (2367, 13248), (2484, 12624), (2592, 12098), (3156, 9936), (3312, 9468), (3726, 8416), (4208, 7452), (4416, 7101), (4734, 6624), (4968, 6312), (5184, 6049)]