131649760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{571}}^1$

素因数の和:728

約数の個数: 96

約数和(自身を含む): 342486144

約数和(自身を除く): 210836384

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 131, 160, 176, 220, 262, 352, 440, 524, 571, 655, 880, 1048, 1142, 1310, 1441, 1760, 2096, 2284, 2620, 2855, 2882, 4192, 4568, 5240, 5710, 5764, 6281, 7205, 9136, 10480, 11420, 11528, 12562, 14410, 18272, 20960, 22840, 23056, 25124, 28820, 31405, 45680, 46112, 50248, 57640, 62810, 74801, 91360, 100496, 115280, 125620, 149602, 200992, 230560, 251240, 299204, 374005, 502480, 598408, 748010, 822811, 1004960, 1196816, 1496020, 1645622, 2393632, 2992040, 3291244, 4114055, 5984080, 6582488, 8228110, 11968160, 13164976, 16456220, 26329952, 32912440, 65824880, 131649760]

約数ペア:

[(1, 131649760), (2, 65824880), (4, 32912440), (5, 26329952), (8, 16456220), (10, 13164976), (11, 11968160), (16, 8228110), (20, 6582488), (22, 5984080), (32, 4114055), (40, 3291244), (44, 2992040), (55, 2393632), (80, 1645622), (88, 1496020), (110, 1196816), (131, 1004960), (160, 822811), (176, 748010), (220, 598408), (262, 502480), (352, 374005), (440, 299204), (524, 251240), (571, 230560), (655, 200992), (880, 149602), (1048, 125620), (1142, 115280), (1310, 100496), (1441, 91360), (1760, 74801), (2096, 62810), (2284, 57640), (2620, 50248), (2855, 46112), (2882, 45680), (4192, 31405), (4568, 28820), (5240, 25124), (5710, 23056), (5764, 22840), (6281, 20960), (7205, 18272), (9136, 14410), (10480, 12562), (11420, 11528)]