2990169728

素因数分解:

$2^7\times 7^3\times {\mathrm{13}}^3\times {\mathrm{31}}^1$

素因数の和:105

約数の個数: 256

約数和(自身を含む): 7768320000

約数和(自身を除く): 4778150272

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 49, 52, 56, 62, 64, 91, 98, 104, 112, 124, 128, 169, 182, 196, 208, 217, 224, 248, 338, 343, 364, 392, 403, 416, 434, 448, 496, 637, 676, 686, 728, 784, 806, 832, 868, 896, 992, 1183, 1274, 1352, 1372, 1456, 1519, 1568, 1612, 1664, 1736, 1984, 2197, 2366, 2548, 2704, 2744, 2821, 2912, 3038, 3136, 3224, 3472, 3968, 4394, 4459, 4732, 5096, 5239, 5408, 5488, 5642, 5824, 6076, 6272, 6448, 6944, 8281, 8788, 8918, 9464, 10192, 10478, 10633, 10816, 10976, 11284, 11648, 12152, 12896, 13888, 15379, 16562, 17576, 17836, 18928, 19747, 20384, 20956, 21266, 21632, 21952, 22568, 24304, 25792, 27776, 30758, 33124, 35152, 35672, 36673, 37856, 39494, 40768, 41912, 42532, 43904, 45136, 48608, 51584, 57967, 61516, 66248, 68107, 70304, 71344, 73346, 75712, 78988, 81536, 83824, 85064, 90272, 97216, 107653, 115934, 123032, 132496, 136214, 138229, 140608, 142688, 146692, 151424, 157976, 167648, 170128, 180544, 194432, 215306, 231868, 246064, 256711, 264992, 272428, 276458, 281216, 285376, 293384, 315952, 335296, 340256, 361088, 430612, 463736, 476749, 492128, 513422, 529984, 544856, 552916, 570752, 586768, 631904, 670592, 680512, 753571, 861224, 927472, 953498, 984256, 1026844, 1059968, 1089712, 1105832, 1173536, 1263808, 1361024, 1507142, 1722448, 1796977, 1854944, 1906996, 1968512, 2053688, 2179424, 2211664, 2347072, 2527616, 3014284, 3337243, 3444896, 3593954, 3709888, 3813992, 4107376, 4358848, 4423328, 4694144, 6028568, 6674486, 6889792, 7187908, 7419776, 7627984, 8214752, 8717696, 8846656, 12057136, 13348972, 13779584, 14375816, 15255968, 16429504, 17693312, 23360701, 24114272, 26697944, 28751632, 30511936, 32859008, 46721402, 48228544, 53395888, 57503264, 61023872, 93442804, 96457088, 106791776, 115006528, 186885608, 213583552, 230013056, 373771216, 427167104, 747542432, 1495084864, 2990169728]

約数ペア:

[(1, 2990169728), (2, 1495084864), (4, 747542432), (7, 427167104), (8, 373771216), (13, 230013056), (14, 213583552), (16, 186885608), (26, 115006528), (28, 106791776), (31, 96457088), (32, 93442804), (49, 61023872), (52, 57503264), (56, 53395888), (62, 48228544), (64, 46721402), (91, 32859008), (98, 30511936), (104, 28751632), (112, 26697944), (124, 24114272), (128, 23360701), (169, 17693312), (182, 16429504), (196, 15255968), (208, 14375816), (217, 13779584), (224, 13348972), (248, 12057136), (338, 8846656), (343, 8717696), (364, 8214752), (392, 7627984), (403, 7419776), (416, 7187908), (434, 6889792), (448, 6674486), (496, 6028568), (637, 4694144), (676, 4423328), (686, 4358848), (728, 4107376), (784, 3813992), (806, 3709888), (832, 3593954), (868, 3444896), (896, 3337243), (992, 3014284), (1183, 2527616), (1274, 2347072), (1352, 2211664), (1372, 2179424), (1456, 2053688), (1519, 1968512), (1568, 1906996), (1612, 1854944), (1664, 1796977), (1736, 1722448), (1984, 1507142), (2197, 1361024), (2366, 1263808), (2548, 1173536), (2704, 1105832), (2744, 1089712), (2821, 1059968), (2912, 1026844), (3038, 984256), (3136, 953498), (3224, 927472), (3472, 861224), (3968, 753571), (4394, 680512), (4459, 670592), (4732, 631904), (5096, 586768), (5239, 570752), (5408, 552916), (5488, 544856), (5642, 529984), (5824, 513422), (6076, 492128), (6272, 476749), (6448, 463736), (6944, 430612), (8281, 361088), (8788, 340256), (8918, 335296), (9464, 315952), (10192, 293384), (10478, 285376), (10633, 281216), (10816, 276458), (10976, 272428), (11284, 264992), (11648, 256711), (12152, 246064), (12896, 231868), (13888, 215306), (15379, 194432), (16562, 180544), (17576, 170128), (17836, 167648), (18928, 157976), (19747, 151424), (20384, 146692), (20956, 142688), (21266, 140608), (21632, 138229), (21952, 136214), (22568, 132496), (24304, 123032), (25792, 115934), (27776, 107653), (30758, 97216), (33124, 90272), (35152, 85064), (35672, 83824), (36673, 81536), (37856, 78988), (39494, 75712), (40768, 73346), (41912, 71344), (42532, 70304), (43904, 68107), (45136, 66248), (48608, 61516), (51584, 57967)]