1820027064

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{239}}^1$

素因数の和:469

約数の個数: 128

約数和(自身を含む): 4790016000

約数和(自身を除く): 2969988936

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 71, 82, 109, 123, 142, 164, 213, 218, 239, 246, 284, 327, 328, 426, 436, 478, 492, 568, 654, 717, 852, 872, 956, 984, 1308, 1434, 1704, 1912, 2616, 2868, 2911, 4469, 5736, 5822, 7739, 8733, 8938, 9799, 11644, 13407, 15478, 16969, 17466, 17876, 19598, 23217, 23288, 26051, 26814, 29397, 30956, 33938, 34932, 35752, 39196, 46434, 50907, 52102, 53628, 58794, 61912, 67876, 69864, 78153, 78392, 92868, 101814, 104204, 107256, 117588, 135752, 156306, 185736, 203628, 208408, 235176, 312612, 317299, 407256, 625224, 634598, 695729, 951897, 1068091, 1269196, 1391458, 1849621, 1903794, 2087187, 2136182, 2538392, 2782916, 3204273, 3699242, 3807588, 4174374, 4272364, 5548863, 5565832, 6408546, 7398484, 7615176, 8348748, 8544728, 11097726, 12817092, 14796968, 16697496, 22195452, 25634184, 44390904, 75834461, 151668922, 227503383, 303337844, 455006766, 606675688, 910013532, 1820027064]

約数ペア:

[(1, 1820027064), (2, 910013532), (3, 606675688), (4, 455006766), (6, 303337844), (8, 227503383), (12, 151668922), (24, 75834461), (41, 44390904), (71, 25634184), (82, 22195452), (109, 16697496), (123, 14796968), (142, 12817092), (164, 11097726), (213, 8544728), (218, 8348748), (239, 7615176), (246, 7398484), (284, 6408546), (327, 5565832), (328, 5548863), (426, 4272364), (436, 4174374), (478, 3807588), (492, 3699242), (568, 3204273), (654, 2782916), (717, 2538392), (852, 2136182), (872, 2087187), (956, 1903794), (984, 1849621), (1308, 1391458), (1434, 1269196), (1704, 1068091), (1912, 951897), (2616, 695729), (2868, 634598), (2911, 625224), (4469, 407256), (5736, 317299), (5822, 312612), (7739, 235176), (8733, 208408), (8938, 203628), (9799, 185736), (11644, 156306), (13407, 135752), (15478, 117588), (16969, 107256), (17466, 104204), (17876, 101814), (19598, 92868), (23217, 78392), (23288, 78153), (26051, 69864), (26814, 67876), (29397, 61912), (30956, 58794), (33938, 53628), (34932, 52102), (35752, 50907), (39196, 46434)]