66699080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10357}}^1$

素因数の和:10398

約数の個数: 64

約数和(自身を含む): 178986240

約数和(自身を除く): 112287160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 10357, 20714, 41428, 51785, 72499, 82856, 103570, 144998, 207140, 238211, 289996, 362495, 414280, 476422, 579992, 724990, 952844, 1191055, 1449980, 1667477, 1905688, 2382110, 2899960, 3334954, 4764220, 6669908, 8337385, 9528440, 13339816, 16674770, 33349540, 66699080]

約数ペア:

[(1, 66699080), (2, 33349540), (4, 16674770), (5, 13339816), (7, 9528440), (8, 8337385), (10, 6669908), (14, 4764220), (20, 3334954), (23, 2899960), (28, 2382110), (35, 1905688), (40, 1667477), (46, 1449980), (56, 1191055), (70, 952844), (92, 724990), (115, 579992), (140, 476422), (161, 414280), (184, 362495), (230, 289996), (280, 238211), (322, 207140), (460, 144998), (644, 103570), (805, 82856), (920, 72499), (1288, 51785), (1610, 41428), (3220, 20714), (6440, 10357)]