68438580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3467}}^1$

素因数の和:3533

約数の個数: 96

約数和(自身を含む): 223727616

約数和(自身を除く): 155289036

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1645, 1974, 2820, 3290, 3467, 3948, 4935, 6580, 6934, 9870, 10401, 13868, 17335, 19740, 20802, 24269, 34670, 41604, 48538, 52005, 69340, 72807, 97076, 104010, 121345, 145614, 162949, 208020, 242690, 291228, 325898, 364035, 485380, 488847, 651796, 728070, 814745, 977694, 1140643, 1456140, 1629490, 1955388, 2281286, 2444235, 3258980, 3421929, 4562572, 4888470, 5703215, 6843858, 9776940, 11406430, 13687716, 17109645, 22812860, 34219290, 68438580]

約数ペア:

[(1, 68438580), (2, 34219290), (3, 22812860), (4, 17109645), (5, 13687716), (6, 11406430), (7, 9776940), (10, 6843858), (12, 5703215), (14, 4888470), (15, 4562572), (20, 3421929), (21, 3258980), (28, 2444235), (30, 2281286), (35, 1955388), (42, 1629490), (47, 1456140), (60, 1140643), (70, 977694), (84, 814745), (94, 728070), (105, 651796), (140, 488847), (141, 485380), (188, 364035), (210, 325898), (235, 291228), (282, 242690), (329, 208020), (420, 162949), (470, 145614), (564, 121345), (658, 104010), (705, 97076), (940, 72807), (987, 69340), (1316, 52005), (1410, 48538), (1645, 41604), (1974, 34670), (2820, 24269), (3290, 20802), (3467, 19740), (3948, 17335), (4935, 13868), (6580, 10401), (6934, 9870)]