20943072256

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:390

約数の個数: 176

約数和(自身を含む): 45077232640

約数和(自身を除く): 24134160384

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 64, 67, 86, 124, 128, 134, 172, 229, 248, 256, 268, 344, 458, 496, 512, 536, 688, 916, 992, 1024, 1072, 1333, 1376, 1832, 1984, 2077, 2144, 2666, 2752, 2881, 3664, 3968, 4154, 4288, 5332, 5504, 5762, 7099, 7328, 7936, 8308, 8576, 9847, 10664, 11008, 11524, 14198, 14656, 15343, 15872, 16616, 17152, 19694, 21328, 22016, 23048, 28396, 29312, 30686, 31744, 33232, 34304, 39388, 42656, 44032, 46096, 56792, 58624, 61372, 66464, 68608, 78776, 85312, 89311, 92192, 113584, 117248, 122744, 132928, 157552, 170624, 178622, 184384, 227168, 234496, 245488, 265856, 305257, 315104, 341248, 357244, 368768, 454336, 475633, 490976, 531712, 610514, 630208, 659749, 682496, 714488, 737536, 908672, 951266, 981952, 1063424, 1221028, 1260416, 1319498, 1364992, 1428976, 1475072, 1817344, 1902532, 1963904, 2126848, 2442056, 2520832, 2638996, 2857952, 2950144, 3634688, 3805064, 3927808, 4884112, 5041664, 5277992, 5715904, 7269376, 7610128, 7855616, 9768224, 10083328, 10555984, 11431808, 15220256, 15711232, 19536448, 20452219, 21111968, 22863616, 30440512, 39072896, 40904438, 42223936, 45727232, 60881024, 78145792, 81808876, 84447872, 91454464, 121762048, 156291584, 163617752, 168895744, 243524096, 312583168, 327235504, 337791488, 487048192, 654471008, 675582976, 1308942016, 2617884032, 5235768064, 10471536128, 20943072256]

約数ペア:

[(1, 20943072256), (2, 10471536128), (4, 5235768064), (8, 2617884032), (16, 1308942016), (31, 675582976), (32, 654471008), (43, 487048192), (62, 337791488), (64, 327235504), (67, 312583168), (86, 243524096), (124, 168895744), (128, 163617752), (134, 156291584), (172, 121762048), (229, 91454464), (248, 84447872), (256, 81808876), (268, 78145792), (344, 60881024), (458, 45727232), (496, 42223936), (512, 40904438), (536, 39072896), (688, 30440512), (916, 22863616), (992, 21111968), (1024, 20452219), (1072, 19536448), (1333, 15711232), (1376, 15220256), (1832, 11431808), (1984, 10555984), (2077, 10083328), (2144, 9768224), (2666, 7855616), (2752, 7610128), (2881, 7269376), (3664, 5715904), (3968, 5277992), (4154, 5041664), (4288, 4884112), (5332, 3927808), (5504, 3805064), (5762, 3634688), (7099, 2950144), (7328, 2857952), (7936, 2638996), (8308, 2520832), (8576, 2442056), (9847, 2126848), (10664, 1963904), (11008, 1902532), (11524, 1817344), (14198, 1475072), (14656, 1428976), (15343, 1364992), (15872, 1319498), (16616, 1260416), (17152, 1221028), (19694, 1063424), (21328, 981952), (22016, 951266), (23048, 908672), (28396, 737536), (29312, 714488), (30686, 682496), (31744, 659749), (33232, 630208), (34304, 610514), (39388, 531712), (42656, 490976), (44032, 475633), (46096, 454336), (56792, 368768), (58624, 357244), (61372, 341248), (66464, 315104), (68608, 305257), (78776, 265856), (85312, 245488), (89311, 234496), (92192, 227168), (113584, 184384), (117248, 178622), (122744, 170624), (132928, 157552)]