81327384

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{439}}^1$

素因数の和:565

約数の個数: 96

約数和(自身を含む): 230630400

約数和(自身を除く): 149303016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 83, 93, 124, 166, 186, 248, 249, 279, 332, 372, 439, 498, 558, 664, 744, 747, 878, 996, 1116, 1317, 1494, 1756, 1992, 2232, 2573, 2634, 2988, 3512, 3951, 5146, 5268, 5976, 7719, 7902, 10292, 10536, 13609, 15438, 15804, 20584, 23157, 27218, 30876, 31608, 36437, 40827, 46314, 54436, 61752, 72874, 81654, 92628, 108872, 109311, 122481, 145748, 163308, 185256, 218622, 244962, 291496, 326616, 327933, 437244, 489924, 655866, 874488, 979848, 1129547, 1311732, 2259094, 2623464, 3388641, 4518188, 6777282, 9036376, 10165923, 13554564, 20331846, 27109128, 40663692, 81327384]

約数ペア:

[(1, 81327384), (2, 40663692), (3, 27109128), (4, 20331846), (6, 13554564), (8, 10165923), (9, 9036376), (12, 6777282), (18, 4518188), (24, 3388641), (31, 2623464), (36, 2259094), (62, 1311732), (72, 1129547), (83, 979848), (93, 874488), (124, 655866), (166, 489924), (186, 437244), (248, 327933), (249, 326616), (279, 291496), (332, 244962), (372, 218622), (439, 185256), (498, 163308), (558, 145748), (664, 122481), (744, 109311), (747, 108872), (878, 92628), (996, 81654), (1116, 72874), (1317, 61752), (1494, 54436), (1756, 46314), (1992, 40827), (2232, 36437), (2573, 31608), (2634, 30876), (2988, 27218), (3512, 23157), (3951, 20584), (5146, 15804), (5268, 15438), (5976, 13609), (7719, 10536), (7902, 10292)]