68748120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{27281}}^1$

素因数の和:27305

約数の個数: 96

約数和(自身を含む): 255359520

約数和(自身を除く): 186611400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 27281, 54562, 81843, 109124, 136405, 163686, 190967, 218248, 245529, 272810, 327372, 381934, 409215, 491058, 545620, 572901, 654744, 763868, 818430, 954835, 982116, 1091240, 1145802, 1227645, 1527736, 1636860, 1718703, 1909670, 1964232, 2291604, 2455290, 2864505, 3273720, 3437406, 3819340, 4583208, 4910580, 5729010, 6874812, 7638680, 8593515, 9821160, 11458020, 13749624, 17187030, 22916040, 34374060, 68748120]

約数ペア:

[(1, 68748120), (2, 34374060), (3, 22916040), (4, 17187030), (5, 13749624), (6, 11458020), (7, 9821160), (8, 8593515), (9, 7638680), (10, 6874812), (12, 5729010), (14, 4910580), (15, 4583208), (18, 3819340), (20, 3437406), (21, 3273720), (24, 2864505), (28, 2455290), (30, 2291604), (35, 1964232), (36, 1909670), (40, 1718703), (42, 1636860), (45, 1527736), (56, 1227645), (60, 1145802), (63, 1091240), (70, 982116), (72, 954835), (84, 818430), (90, 763868), (105, 654744), (120, 572901), (126, 545620), (140, 491058), (168, 409215), (180, 381934), (210, 327372), (252, 272810), (280, 245529), (315, 218248), (360, 190967), (420, 163686), (504, 136405), (630, 109124), (840, 81843), (1260, 54562), (2520, 27281)]