128657904

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{157669}}^1$

素因数の和:157697

約数の個数: 40

約数和(自身を含む): 351919440

約数和(自身を除く): 223261536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 157669, 315338, 473007, 630676, 946014, 1261352, 1892028, 2522704, 2680373, 3784056, 5360746, 7568112, 8041119, 10721492, 16082238, 21442984, 32164476, 42885968, 64328952, 128657904]

約数ペア:

[(1, 128657904), (2, 64328952), (3, 42885968), (4, 32164476), (6, 21442984), (8, 16082238), (12, 10721492), (16, 8041119), (17, 7568112), (24, 5360746), (34, 3784056), (48, 2680373), (51, 2522704), (68, 1892028), (102, 1261352), (136, 946014), (204, 630676), (272, 473007), (408, 315338), (816, 157669)]