31221168

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2039}}^1$

素因数の和:2090

約数の個数: 80

約数和(自身を含む): 91065600

約数和(自身を除く): 59844432

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 29, 33, 44, 48, 58, 66, 87, 88, 116, 132, 174, 176, 232, 264, 319, 348, 464, 528, 638, 696, 957, 1276, 1392, 1914, 2039, 2552, 3828, 4078, 5104, 6117, 7656, 8156, 12234, 15312, 16312, 22429, 24468, 32624, 44858, 48936, 59131, 67287, 89716, 97872, 118262, 134574, 177393, 179432, 236524, 269148, 354786, 358864, 473048, 538296, 650441, 709572, 946096, 1076592, 1300882, 1419144, 1951323, 2601764, 2838288, 3902646, 5203528, 7805292, 10407056, 15610584, 31221168]

約数ペア:

[(1, 31221168), (2, 15610584), (3, 10407056), (4, 7805292), (6, 5203528), (8, 3902646), (11, 2838288), (12, 2601764), (16, 1951323), (22, 1419144), (24, 1300882), (29, 1076592), (33, 946096), (44, 709572), (48, 650441), (58, 538296), (66, 473048), (87, 358864), (88, 354786), (116, 269148), (132, 236524), (174, 179432), (176, 177393), (232, 134574), (264, 118262), (319, 97872), (348, 89716), (464, 67287), (528, 59131), (638, 48936), (696, 44858), (957, 32624), (1276, 24468), (1392, 22429), (1914, 16312), (2039, 15312), (2552, 12234), (3828, 8156), (4078, 7656), (5104, 6117)]