214989920

素因数分解:

$2^5\times 5^1\times {\mathrm{83}}^1\times {\mathrm{16189}}^1$

素因数の和:16287

約数の個数: 48

約数和(自身を含む): 514064880

約数和(自身を除く): 299074960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 83, 160, 166, 332, 415, 664, 830, 1328, 1660, 2656, 3320, 6640, 13280, 16189, 32378, 64756, 80945, 129512, 161890, 259024, 323780, 518048, 647560, 1295120, 1343687, 2590240, 2687374, 5374748, 6718435, 10749496, 13436870, 21498992, 26873740, 42997984, 53747480, 107494960, 214989920]

約数ペア:

[(1, 214989920), (2, 107494960), (4, 53747480), (5, 42997984), (8, 26873740), (10, 21498992), (16, 13436870), (20, 10749496), (32, 6718435), (40, 5374748), (80, 2687374), (83, 2590240), (160, 1343687), (166, 1295120), (332, 647560), (415, 518048), (664, 323780), (830, 259024), (1328, 161890), (1660, 129512), (2656, 80945), (3320, 64756), (6640, 32378), (13280, 16189)]