131491234816

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1\times {\mathrm{317}}^1$

素因数の和:620

約数の個数: 176

約数和(自身を含む): 277459223040

約数和(自身を除く): 145967988224

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 73, 124, 128, 146, 179, 248, 256, 292, 317, 358, 496, 512, 584, 634, 716, 992, 1024, 1168, 1268, 1432, 1984, 2263, 2336, 2536, 2864, 3968, 4526, 4672, 5072, 5549, 5728, 7936, 9052, 9344, 9827, 10144, 11098, 11456, 13067, 15872, 18104, 18688, 19654, 20288, 22196, 22912, 23141, 26134, 31744, 36208, 37376, 39308, 40576, 44392, 45824, 46282, 52268, 56743, 72416, 74752, 78616, 81152, 88784, 91648, 92564, 104536, 113486, 144832, 157232, 162304, 177568, 183296, 185128, 209072, 226972, 289664, 314464, 324608, 355136, 370256, 405077, 418144, 453944, 579328, 628928, 710272, 717371, 740512, 810154, 836288, 907888, 1158656, 1257856, 1420544, 1434742, 1481024, 1620308, 1672576, 1759033, 1815776, 2317312, 2515712, 2841088, 2869484, 2962048, 3240616, 3345152, 3518066, 3631552, 4142239, 5031424, 5682176, 5738968, 5924096, 6481232, 6690304, 7036132, 7263104, 8284478, 10062848, 11477936, 11848192, 12962464, 13380608, 14072264, 14526208, 16568956, 22955872, 23696384, 25924928, 28144528, 29052416, 33137912, 45911744, 51849856, 56289056, 58104832, 66275824, 91823488, 103699712, 112578112, 128409409, 132551648, 183646976, 207399424, 225156224, 256818818, 265103296, 367293952, 414798848, 450312448, 513637636, 530206592, 734587904, 900624896, 1027275272, 1060413184, 1801249792, 2054550544, 2120826368, 4109101088, 4241652736, 8218202176, 16436404352, 32872808704, 65745617408, 131491234816]

約数ペア:

[(1, 131491234816), (2, 65745617408), (4, 32872808704), (8, 16436404352), (16, 8218202176), (31, 4241652736), (32, 4109101088), (62, 2120826368), (64, 2054550544), (73, 1801249792), (124, 1060413184), (128, 1027275272), (146, 900624896), (179, 734587904), (248, 530206592), (256, 513637636), (292, 450312448), (317, 414798848), (358, 367293952), (496, 265103296), (512, 256818818), (584, 225156224), (634, 207399424), (716, 183646976), (992, 132551648), (1024, 128409409), (1168, 112578112), (1268, 103699712), (1432, 91823488), (1984, 66275824), (2263, 58104832), (2336, 56289056), (2536, 51849856), (2864, 45911744), (3968, 33137912), (4526, 29052416), (4672, 28144528), (5072, 25924928), (5549, 23696384), (5728, 22955872), (7936, 16568956), (9052, 14526208), (9344, 14072264), (9827, 13380608), (10144, 12962464), (11098, 11848192), (11456, 11477936), (13067, 10062848), (15872, 8284478), (18104, 7263104), (18688, 7036132), (19654, 6690304), (20288, 6481232), (22196, 5924096), (22912, 5738968), (23141, 5682176), (26134, 5031424), (31744, 4142239), (36208, 3631552), (37376, 3518066), (39308, 3345152), (40576, 3240616), (44392, 2962048), (45824, 2869484), (46282, 2841088), (52268, 2515712), (56743, 2317312), (72416, 1815776), (74752, 1759033), (78616, 1672576), (81152, 1620308), (88784, 1481024), (91648, 1434742), (92564, 1420544), (104536, 1257856), (113486, 1158656), (144832, 907888), (157232, 836288), (162304, 810154), (177568, 740512), (183296, 717371), (185128, 710272), (209072, 628928), (226972, 579328), (289664, 453944), (314464, 418144), (324608, 405077), (355136, 370256)]