68451740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 171085824

約数和(自身を除く): 102634084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 101, 103, 140, 188, 202, 206, 235, 329, 404, 412, 470, 505, 515, 658, 707, 721, 940, 1010, 1030, 1316, 1414, 1442, 1645, 2020, 2060, 2828, 2884, 3290, 3535, 3605, 4747, 4841, 6580, 7070, 7210, 9494, 9682, 10403, 14140, 14420, 18988, 19364, 20806, 23735, 24205, 33229, 33887, 41612, 47470, 48410, 52015, 66458, 67774, 72821, 94940, 96820, 104030, 132916, 135548, 145642, 166145, 169435, 208060, 291284, 332290, 338870, 364105, 488941, 664580, 677740, 728210, 977882, 1456420, 1955764, 2444705, 3422587, 4889410, 6845174, 9778820, 13690348, 17112935, 34225870, 68451740]

約数ペア:

[(1, 68451740), (2, 34225870), (4, 17112935), (5, 13690348), (7, 9778820), (10, 6845174), (14, 4889410), (20, 3422587), (28, 2444705), (35, 1955764), (47, 1456420), (70, 977882), (94, 728210), (101, 677740), (103, 664580), (140, 488941), (188, 364105), (202, 338870), (206, 332290), (235, 291284), (329, 208060), (404, 169435), (412, 166145), (470, 145642), (505, 135548), (515, 132916), (658, 104030), (707, 96820), (721, 94940), (940, 72821), (1010, 67774), (1030, 66458), (1316, 52015), (1414, 48410), (1442, 47470), (1645, 41612), (2020, 33887), (2060, 33229), (2828, 24205), (2884, 23735), (3290, 20806), (3535, 19364), (3605, 18988), (4747, 14420), (4841, 14140), (6580, 10403), (7070, 9682), (7210, 9494)]