31816560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3083}}^1$

素因数の和:3142

約数の個数: 80

約数和(自身を含む): 100957824

約数和(自身を除く): 69141264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3083, 3440, 5160, 6166, 9249, 10320, 12332, 15415, 18498, 24664, 30830, 36996, 46245, 49328, 61660, 73992, 92490, 123320, 132569, 147984, 184980, 246640, 265138, 369960, 397707, 530276, 662845, 739920, 795414, 1060552, 1325690, 1590828, 1988535, 2121104, 2651380, 3181656, 3977070, 5302760, 6363312, 7954140, 10605520, 15908280, 31816560]

約数ペア:

[(1, 31816560), (2, 15908280), (3, 10605520), (4, 7954140), (5, 6363312), (6, 5302760), (8, 3977070), (10, 3181656), (12, 2651380), (15, 2121104), (16, 1988535), (20, 1590828), (24, 1325690), (30, 1060552), (40, 795414), (43, 739920), (48, 662845), (60, 530276), (80, 397707), (86, 369960), (120, 265138), (129, 246640), (172, 184980), (215, 147984), (240, 132569), (258, 123320), (344, 92490), (430, 73992), (516, 61660), (645, 49328), (688, 46245), (860, 36996), (1032, 30830), (1290, 24664), (1720, 18498), (2064, 15415), (2580, 12332), (3083, 10320), (3440, 9249), (5160, 6166)]