420151968

素因数分解:

$2^5\times 3^3\times {\mathrm{43}}^2\times {\mathrm{263}}^1$

素因数の和:368

約数の個数: 144

約数和(自身を含む): 1259375040

約数和(自身を除く): 839223072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 43, 48, 54, 72, 86, 96, 108, 129, 144, 172, 216, 258, 263, 288, 344, 387, 432, 516, 526, 688, 774, 789, 864, 1032, 1052, 1161, 1376, 1548, 1578, 1849, 2064, 2104, 2322, 2367, 3096, 3156, 3698, 4128, 4208, 4644, 4734, 5547, 6192, 6312, 7101, 7396, 8416, 9288, 9468, 11094, 11309, 12384, 12624, 14202, 14792, 16641, 18576, 18936, 22188, 22618, 25248, 28404, 29584, 33282, 33927, 37152, 37872, 44376, 45236, 49923, 56808, 59168, 66564, 67854, 75744, 88752, 90472, 99846, 101781, 113616, 133128, 135708, 177504, 180944, 199692, 203562, 227232, 266256, 271416, 305343, 361888, 399384, 407124, 486287, 532512, 542832, 610686, 798768, 814248, 972574, 1085664, 1221372, 1458861, 1597536, 1628496, 1945148, 2442744, 2917722, 3256992, 3890296, 4376583, 4885488, 5835444, 7780592, 8753166, 9770976, 11670888, 13129749, 15561184, 17506332, 23341776, 26259498, 35012664, 46683552, 52518996, 70025328, 105037992, 140050656, 210075984, 420151968]

約数ペア:

[(1, 420151968), (2, 210075984), (3, 140050656), (4, 105037992), (6, 70025328), (8, 52518996), (9, 46683552), (12, 35012664), (16, 26259498), (18, 23341776), (24, 17506332), (27, 15561184), (32, 13129749), (36, 11670888), (43, 9770976), (48, 8753166), (54, 7780592), (72, 5835444), (86, 4885488), (96, 4376583), (108, 3890296), (129, 3256992), (144, 2917722), (172, 2442744), (216, 1945148), (258, 1628496), (263, 1597536), (288, 1458861), (344, 1221372), (387, 1085664), (432, 972574), (516, 814248), (526, 798768), (688, 610686), (774, 542832), (789, 532512), (864, 486287), (1032, 407124), (1052, 399384), (1161, 361888), (1376, 305343), (1548, 271416), (1578, 266256), (1849, 227232), (2064, 203562), (2104, 199692), (2322, 180944), (2367, 177504), (3096, 135708), (3156, 133128), (3698, 113616), (4128, 101781), (4208, 99846), (4644, 90472), (4734, 88752), (5547, 75744), (6192, 67854), (6312, 66564), (7101, 59168), (7396, 56808), (8416, 49923), (9288, 45236), (9468, 44376), (11094, 37872), (11309, 37152), (12384, 33927), (12624, 33282), (14202, 29584), (14792, 28404), (16641, 25248), (18576, 22618), (18936, 22188)]