31378905312

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{245209}}^1$

素因数の和:245296

約数の個数: 96

約数和(自身を含む): 87004431360

約数和(自身を除く): 55625526048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 43, 48, 62, 86, 93, 96, 124, 129, 172, 186, 248, 258, 344, 372, 496, 516, 688, 744, 992, 1032, 1333, 1376, 1488, 2064, 2666, 2976, 3999, 4128, 5332, 7998, 10664, 15996, 21328, 31992, 42656, 63984, 127968, 245209, 490418, 735627, 980836, 1471254, 1961672, 2942508, 3923344, 5885016, 7601479, 7846688, 10543987, 11770032, 15202958, 21087974, 22804437, 23540064, 30405916, 31631961, 42175948, 45608874, 60811832, 63263922, 84351896, 91217748, 121623664, 126527844, 168703792, 182435496, 243247328, 253055688, 326863597, 337407584, 364870992, 506111376, 653727194, 729741984, 980590791, 1012222752, 1307454388, 1961181582, 2614908776, 3922363164, 5229817552, 7844726328, 10459635104, 15689452656, 31378905312]

約数ペア:

[(1, 31378905312), (2, 15689452656), (3, 10459635104), (4, 7844726328), (6, 5229817552), (8, 3922363164), (12, 2614908776), (16, 1961181582), (24, 1307454388), (31, 1012222752), (32, 980590791), (43, 729741984), (48, 653727194), (62, 506111376), (86, 364870992), (93, 337407584), (96, 326863597), (124, 253055688), (129, 243247328), (172, 182435496), (186, 168703792), (248, 126527844), (258, 121623664), (344, 91217748), (372, 84351896), (496, 63263922), (516, 60811832), (688, 45608874), (744, 42175948), (992, 31631961), (1032, 30405916), (1333, 23540064), (1376, 22804437), (1488, 21087974), (2064, 15202958), (2666, 11770032), (2976, 10543987), (3999, 7846688), (4128, 7601479), (5332, 5885016), (7998, 3923344), (10664, 2942508), (15996, 1961672), (21328, 1471254), (31992, 980836), (42656, 735627), (63984, 490418), (127968, 245209)]