68798660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 176940288

約数和(自身を除く): 108141628

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 137, 140, 170, 211, 238, 274, 340, 422, 476, 548, 595, 685, 844, 959, 1055, 1190, 1370, 1477, 1918, 2110, 2329, 2380, 2740, 2954, 3587, 3836, 4220, 4658, 4795, 5908, 7174, 7385, 9316, 9590, 11645, 14348, 14770, 16303, 17935, 19180, 23290, 25109, 28907, 29540, 32606, 35870, 46580, 50218, 57814, 65212, 71740, 81515, 100436, 115628, 125545, 144535, 163030, 202349, 251090, 289070, 326060, 404698, 491419, 502180, 578140, 809396, 982838, 1011745, 1965676, 2023490, 2457095, 3439933, 4046980, 4914190, 6879866, 9828380, 13759732, 17199665, 34399330, 68798660]

約数ペア:

[(1, 68798660), (2, 34399330), (4, 17199665), (5, 13759732), (7, 9828380), (10, 6879866), (14, 4914190), (17, 4046980), (20, 3439933), (28, 2457095), (34, 2023490), (35, 1965676), (68, 1011745), (70, 982838), (85, 809396), (119, 578140), (137, 502180), (140, 491419), (170, 404698), (211, 326060), (238, 289070), (274, 251090), (340, 202349), (422, 163030), (476, 144535), (548, 125545), (595, 115628), (685, 100436), (844, 81515), (959, 71740), (1055, 65212), (1190, 57814), (1370, 50218), (1477, 46580), (1918, 35870), (2110, 32606), (2329, 29540), (2380, 28907), (2740, 25109), (2954, 23290), (3587, 19180), (3836, 17935), (4220, 16303), (4658, 14770), (4795, 14348), (5908, 11645), (7174, 9590), (7385, 9316)]