81931968

素因数分解:

$2^6\times 3^2\times {\mathrm{103}}^1\times {\mathrm{1381}}^1$

素因数の和:1502

約数の個数: 84

約数和(自身を含む): 237294928

約数和(自身を除く): 155362960

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 103, 144, 192, 206, 288, 309, 412, 576, 618, 824, 927, 1236, 1381, 1648, 1854, 2472, 2762, 3296, 3708, 4143, 4944, 5524, 6592, 7416, 8286, 9888, 11048, 12429, 14832, 16572, 19776, 22096, 24858, 29664, 33144, 44192, 49716, 59328, 66288, 88384, 99432, 132576, 142243, 198864, 265152, 284486, 397728, 426729, 568972, 795456, 853458, 1137944, 1280187, 1706916, 2275888, 2560374, 3413832, 4551776, 5120748, 6827664, 9103552, 10241496, 13655328, 20482992, 27310656, 40965984, 81931968]

約数ペア:

[(1, 81931968), (2, 40965984), (3, 27310656), (4, 20482992), (6, 13655328), (8, 10241496), (9, 9103552), (12, 6827664), (16, 5120748), (18, 4551776), (24, 3413832), (32, 2560374), (36, 2275888), (48, 1706916), (64, 1280187), (72, 1137944), (96, 853458), (103, 795456), (144, 568972), (192, 426729), (206, 397728), (288, 284486), (309, 265152), (412, 198864), (576, 142243), (618, 132576), (824, 99432), (927, 88384), (1236, 66288), (1381, 59328), (1648, 49716), (1854, 44192), (2472, 33144), (2762, 29664), (3296, 24858), (3708, 22096), (4143, 19776), (4944, 16572), (5524, 14832), (6592, 12429), (7416, 11048), (8286, 9888)]