180665478

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{313}}^1\times {\mathrm{509}}^1$

素因数の和:843

約数の個数: 80

約数和(自身を含む): 465046560

約数和(自身を除く): 284381082

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 313, 378, 509, 567, 626, 939, 1018, 1134, 1527, 1878, 2191, 2817, 3054, 3563, 4382, 4581, 5634, 6573, 7126, 8451, 9162, 10689, 13146, 13743, 16902, 19719, 21378, 25353, 27486, 32067, 39438, 41229, 50706, 59157, 64134, 82458, 96201, 118314, 159317, 177471, 192402, 288603, 318634, 354942, 477951, 577206, 955902, 1115219, 1433853, 2230438, 2867706, 3345657, 4301559, 6691314, 8603118, 10036971, 12904677, 20073942, 25809354, 30110913, 60221826, 90332739, 180665478]

約数ペア:

[(1, 180665478), (2, 90332739), (3, 60221826), (6, 30110913), (7, 25809354), (9, 20073942), (14, 12904677), (18, 10036971), (21, 8603118), (27, 6691314), (42, 4301559), (54, 3345657), (63, 2867706), (81, 2230438), (126, 1433853), (162, 1115219), (189, 955902), (313, 577206), (378, 477951), (509, 354942), (567, 318634), (626, 288603), (939, 192402), (1018, 177471), (1134, 159317), (1527, 118314), (1878, 96201), (2191, 82458), (2817, 64134), (3054, 59157), (3563, 50706), (4382, 41229), (4581, 39438), (5634, 32067), (6573, 27486), (7126, 25353), (8451, 21378), (9162, 19719), (10689, 16902), (13146, 13743)]