69838020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1354

約数の個数: 144

約数和(自身を含む): 247927680

約数和(自身を除く): 178089660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1289, 1290, 1505, 1548, 1806, 1935, 2578, 2580, 2709, 3010, 3612, 3867, 3870, 4515, 5156, 5418, 6020, 6445, 7734, 7740, 9023, 9030, 10836, 11601, 12890, 13545, 15468, 18046, 18060, 19335, 23202, 25780, 27069, 27090, 36092, 38670, 45115, 46404, 54138, 54180, 55427, 58005, 77340, 81207, 90230, 108276, 110854, 116010, 135345, 162414, 166281, 180460, 221708, 232020, 270690, 277135, 324828, 332562, 387989, 406035, 498843, 541380, 554270, 665124, 775978, 812070, 831405, 997686, 1108540, 1163967, 1551956, 1624140, 1662810, 1939945, 1995372, 2327934, 2494215, 3325620, 3491901, 3879890, 4655868, 4988430, 5819835, 6983802, 7759780, 9976860, 11639670, 13967604, 17459505, 23279340, 34919010, 69838020]

約数ペア:

[(1, 69838020), (2, 34919010), (3, 23279340), (4, 17459505), (5, 13967604), (6, 11639670), (7, 9976860), (9, 7759780), (10, 6983802), (12, 5819835), (14, 4988430), (15, 4655868), (18, 3879890), (20, 3491901), (21, 3325620), (28, 2494215), (30, 2327934), (35, 1995372), (36, 1939945), (42, 1662810), (43, 1624140), (45, 1551956), (60, 1163967), (63, 1108540), (70, 997686), (84, 831405), (86, 812070), (90, 775978), (105, 665124), (126, 554270), (129, 541380), (140, 498843), (172, 406035), (180, 387989), (210, 332562), (215, 324828), (252, 277135), (258, 270690), (301, 232020), (315, 221708), (387, 180460), (420, 166281), (430, 162414), (516, 135345), (602, 116010), (630, 110854), (645, 108276), (774, 90230), (860, 81207), (903, 77340), (1204, 58005), (1260, 55427), (1289, 54180), (1290, 54138), (1505, 46404), (1548, 45115), (1806, 38670), (1935, 36092), (2578, 27090), (2580, 27069), (2709, 25780), (3010, 23202), (3612, 19335), (3867, 18060), (3870, 18046), (4515, 15468), (5156, 13545), (5418, 12890), (6020, 11601), (6445, 10836), (7734, 9030), (7740, 9023)]