81760464

素因数分解:

$2^4\times 3^2\times {\mathrm{109}}^1\times {\mathrm{5209}}^1$

素因数の和:5332

約数の個数: 60

約数和(自身を含む): 230959300

約数和(自身を除く): 149198836

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 109, 144, 218, 327, 436, 654, 872, 981, 1308, 1744, 1962, 2616, 3924, 5209, 5232, 7848, 10418, 15627, 15696, 20836, 31254, 41672, 46881, 62508, 83344, 93762, 125016, 187524, 250032, 375048, 567781, 750096, 1135562, 1703343, 2271124, 3406686, 4542248, 5110029, 6813372, 9084496, 10220058, 13626744, 20440116, 27253488, 40880232, 81760464]

約数ペア:

[(1, 81760464), (2, 40880232), (3, 27253488), (4, 20440116), (6, 13626744), (8, 10220058), (9, 9084496), (12, 6813372), (16, 5110029), (18, 4542248), (24, 3406686), (36, 2271124), (48, 1703343), (72, 1135562), (109, 750096), (144, 567781), (218, 375048), (327, 250032), (436, 187524), (654, 125016), (872, 93762), (981, 83344), (1308, 62508), (1744, 46881), (1962, 41672), (2616, 31254), (3924, 20836), (5209, 15696), (5232, 15627), (7848, 10418)]