28010112

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 83166720

約数和(自身を除く): 55156608

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 128, 156, 181, 186, 192, 208, 248, 312, 362, 372, 384, 403, 416, 496, 543, 624, 724, 744, 806, 832, 992, 1086, 1209, 1248, 1448, 1488, 1612, 1664, 1984, 2172, 2353, 2418, 2496, 2896, 2976, 3224, 3968, 4344, 4706, 4836, 4992, 5611, 5792, 5952, 6448, 7059, 8688, 9412, 9672, 11222, 11584, 11904, 12896, 14118, 16833, 17376, 18824, 19344, 22444, 23168, 25792, 28236, 33666, 34752, 37648, 38688, 44888, 51584, 56472, 67332, 69504, 72943, 75296, 77376, 89776, 112944, 134664, 145886, 150592, 154752, 179552, 218829, 225888, 269328, 291772, 301184, 359104, 437658, 451776, 538656, 583544, 718208, 875316, 903552, 1077312, 1167088, 1750632, 2154624, 2334176, 3501264, 4668352, 7002528, 9336704, 14005056, 28010112]

約数ペア:

[(1, 28010112), (2, 14005056), (3, 9336704), (4, 7002528), (6, 4668352), (8, 3501264), (12, 2334176), (13, 2154624), (16, 1750632), (24, 1167088), (26, 1077312), (31, 903552), (32, 875316), (39, 718208), (48, 583544), (52, 538656), (62, 451776), (64, 437658), (78, 359104), (93, 301184), (96, 291772), (104, 269328), (124, 225888), (128, 218829), (156, 179552), (181, 154752), (186, 150592), (192, 145886), (208, 134664), (248, 112944), (312, 89776), (362, 77376), (372, 75296), (384, 72943), (403, 69504), (416, 67332), (496, 56472), (543, 51584), (624, 44888), (724, 38688), (744, 37648), (806, 34752), (832, 33666), (992, 28236), (1086, 25792), (1209, 23168), (1248, 22444), (1448, 19344), (1488, 18824), (1612, 17376), (1664, 16833), (1984, 14118), (2172, 12896), (2353, 11904), (2418, 11584), (2496, 11222), (2896, 9672), (2976, 9412), (3224, 8688), (3968, 7059), (4344, 6448), (4706, 5952), (4836, 5792), (4992, 5611)]