31212816

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1319}}^1$

素因数の和:1376

約数の個数: 80

約数和(自身を含む): 88387200

約数和(自身を除く): 57174384

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 29, 34, 48, 51, 58, 68, 87, 102, 116, 136, 174, 204, 232, 272, 348, 408, 464, 493, 696, 816, 986, 1319, 1392, 1479, 1972, 2638, 2958, 3944, 3957, 5276, 5916, 7888, 7914, 10552, 11832, 15828, 21104, 22423, 23664, 31656, 38251, 44846, 63312, 67269, 76502, 89692, 114753, 134538, 153004, 179384, 229506, 269076, 306008, 358768, 459012, 538152, 612016, 650267, 918024, 1076304, 1300534, 1836048, 1950801, 2601068, 3901602, 5202136, 7803204, 10404272, 15606408, 31212816]

約数ペア:

[(1, 31212816), (2, 15606408), (3, 10404272), (4, 7803204), (6, 5202136), (8, 3901602), (12, 2601068), (16, 1950801), (17, 1836048), (24, 1300534), (29, 1076304), (34, 918024), (48, 650267), (51, 612016), (58, 538152), (68, 459012), (87, 358768), (102, 306008), (116, 269076), (136, 229506), (174, 179384), (204, 153004), (232, 134538), (272, 114753), (348, 89692), (408, 76502), (464, 67269), (493, 63312), (696, 44846), (816, 38251), (986, 31656), (1319, 23664), (1392, 22423), (1479, 21104), (1972, 15828), (2638, 11832), (2958, 10552), (3944, 7914), (3957, 7888), (5276, 5916)]