68308040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:375

約数の個数: 96

約数和(自身を含む): 172411200

約数和(自身を除く): 104103160

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 289, 311, 323, 340, 380, 578, 622, 646, 680, 760, 1156, 1244, 1292, 1445, 1555, 1615, 2312, 2488, 2584, 2890, 3110, 3230, 5287, 5491, 5780, 5909, 6220, 6460, 10574, 10982, 11560, 11818, 12440, 12920, 21148, 21964, 23636, 26435, 27455, 29545, 42296, 43928, 47272, 52870, 54910, 59090, 89879, 100453, 105740, 109820, 118180, 179758, 200906, 211480, 219640, 236360, 359516, 401812, 449395, 502265, 719032, 803624, 898790, 1004530, 1707701, 1797580, 2009060, 3415402, 3595160, 4018120, 6830804, 8538505, 13661608, 17077010, 34154020, 68308040]

約数ペア:

[(1, 68308040), (2, 34154020), (4, 17077010), (5, 13661608), (8, 8538505), (10, 6830804), (17, 4018120), (19, 3595160), (20, 3415402), (34, 2009060), (38, 1797580), (40, 1707701), (68, 1004530), (76, 898790), (85, 803624), (95, 719032), (136, 502265), (152, 449395), (170, 401812), (190, 359516), (289, 236360), (311, 219640), (323, 211480), (340, 200906), (380, 179758), (578, 118180), (622, 109820), (646, 105740), (680, 100453), (760, 89879), (1156, 59090), (1244, 54910), (1292, 52870), (1445, 47272), (1555, 43928), (1615, 42296), (2312, 29545), (2488, 27455), (2584, 26435), (2890, 23636), (3110, 21964), (3230, 21148), (5287, 12920), (5491, 12440), (5780, 11818), (5909, 11560), (6220, 10982), (6460, 10574)]