20756810016

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{6373}}^1$

素因数の和:6695

約数の個数: 144

約数和(自身を含む): 60639074496

約数和(自身を除く): 39882264480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 263, 288, 344, 387, 516, 526, 688, 774, 789, 1032, 1052, 1376, 1548, 1578, 2064, 2104, 2367, 3096, 3156, 4128, 4208, 4734, 6192, 6312, 6373, 8416, 9468, 11309, 12384, 12624, 12746, 18936, 19119, 22618, 25248, 25492, 33927, 37872, 38238, 45236, 50984, 57357, 67854, 75744, 76476, 90472, 101781, 101968, 114714, 135708, 152952, 180944, 203562, 203936, 229428, 271416, 274039, 305904, 361888, 407124, 458856, 542832, 548078, 611808, 814248, 822117, 917712, 1085664, 1096156, 1628496, 1644234, 1676099, 1835424, 2192312, 2466351, 3256992, 3288468, 3352198, 4384624, 4932702, 5028297, 6576936, 6704396, 8769248, 9865404, 10056594, 13153872, 13408792, 15084891, 19730808, 20113188, 26307744, 26817584, 30169782, 39461616, 40226376, 53635168, 60339564, 72072257, 78923232, 80452752, 120679128, 144144514, 160905504, 216216771, 241358256, 288289028, 432433542, 482716512, 576578056, 648650313, 864867084, 1153156112, 1297300626, 1729734168, 2306312224, 2594601252, 3459468336, 5189202504, 6918936672, 10378405008, 20756810016]

約数ペア:

[(1, 20756810016), (2, 10378405008), (3, 6918936672), (4, 5189202504), (6, 3459468336), (8, 2594601252), (9, 2306312224), (12, 1729734168), (16, 1297300626), (18, 1153156112), (24, 864867084), (32, 648650313), (36, 576578056), (43, 482716512), (48, 432433542), (72, 288289028), (86, 241358256), (96, 216216771), (129, 160905504), (144, 144144514), (172, 120679128), (258, 80452752), (263, 78923232), (288, 72072257), (344, 60339564), (387, 53635168), (516, 40226376), (526, 39461616), (688, 30169782), (774, 26817584), (789, 26307744), (1032, 20113188), (1052, 19730808), (1376, 15084891), (1548, 13408792), (1578, 13153872), (2064, 10056594), (2104, 9865404), (2367, 8769248), (3096, 6704396), (3156, 6576936), (4128, 5028297), (4208, 4932702), (4734, 4384624), (6192, 3352198), (6312, 3288468), (6373, 3256992), (8416, 2466351), (9468, 2192312), (11309, 1835424), (12384, 1676099), (12624, 1644234), (12746, 1628496), (18936, 1096156), (19119, 1085664), (22618, 917712), (25248, 822117), (25492, 814248), (33927, 611808), (37872, 548078), (38238, 542832), (45236, 458856), (50984, 407124), (57357, 361888), (67854, 305904), (75744, 274039), (76476, 271416), (90472, 229428), (101781, 203936), (101968, 203562), (114714, 180944), (135708, 152952)]