1972268672

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:386

約数の個数: 128

約数和(自身を含む): 4410806400

約数和(自身を除く): 2438537728

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 109, 128, 142, 176, 181, 218, 284, 352, 362, 436, 568, 704, 724, 781, 872, 1136, 1199, 1408, 1448, 1562, 1744, 1991, 2272, 2398, 2896, 3124, 3488, 3982, 4544, 4796, 5792, 6248, 6976, 7739, 7964, 9088, 9592, 11584, 12496, 12851, 13952, 15478, 15928, 19184, 19729, 23168, 24992, 25702, 30956, 31856, 38368, 39458, 49984, 51404, 61912, 63712, 76736, 78916, 85129, 99968, 102808, 123824, 127424, 141361, 153472, 157832, 170258, 205616, 217019, 247648, 254848, 282722, 315664, 340516, 411232, 434038, 495296, 565444, 631328, 681032, 822464, 868076, 990592, 1130888, 1262656, 1362064, 1400759, 1644928, 1736152, 2261776, 2525312, 2724128, 2801518, 3472304, 4523552, 5448256, 5603036, 6944608, 9047104, 10896512, 11206072, 13889216, 15408349, 18094208, 22412144, 27778432, 30816698, 44824288, 61633396, 89648576, 123266792, 179297152, 246533584, 493067168, 986134336, 1972268672]

約数ペア:

[(1, 1972268672), (2, 986134336), (4, 493067168), (8, 246533584), (11, 179297152), (16, 123266792), (22, 89648576), (32, 61633396), (44, 44824288), (64, 30816698), (71, 27778432), (88, 22412144), (109, 18094208), (128, 15408349), (142, 13889216), (176, 11206072), (181, 10896512), (218, 9047104), (284, 6944608), (352, 5603036), (362, 5448256), (436, 4523552), (568, 3472304), (704, 2801518), (724, 2724128), (781, 2525312), (872, 2261776), (1136, 1736152), (1199, 1644928), (1408, 1400759), (1448, 1362064), (1562, 1262656), (1744, 1130888), (1991, 990592), (2272, 868076), (2398, 822464), (2896, 681032), (3124, 631328), (3488, 565444), (3982, 495296), (4544, 434038), (4796, 411232), (5792, 340516), (6248, 315664), (6976, 282722), (7739, 254848), (7964, 247648), (9088, 217019), (9592, 205616), (11584, 170258), (12496, 157832), (12851, 153472), (13952, 141361), (15478, 127424), (15928, 123824), (19184, 102808), (19729, 99968), (23168, 85129), (24992, 78916), (25702, 76736), (30956, 63712), (31856, 61912), (38368, 51404), (39458, 49984)]