278316480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{769}}^1$

素因数の和:831

約数の個数: 224

約数和(自身を含む): 985723200

約数和(自身を除く): 707406720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 29, 30, 32, 39, 40, 48, 52, 58, 60, 64, 65, 78, 80, 87, 96, 104, 116, 120, 130, 145, 156, 160, 174, 192, 195, 208, 232, 240, 260, 290, 312, 320, 348, 377, 390, 416, 435, 464, 480, 520, 580, 624, 696, 754, 769, 780, 832, 870, 928, 960, 1040, 1131, 1160, 1248, 1392, 1508, 1538, 1560, 1740, 1856, 1885, 2080, 2262, 2307, 2320, 2496, 2784, 3016, 3076, 3120, 3480, 3770, 3845, 4160, 4524, 4614, 4640, 5568, 5655, 6032, 6152, 6240, 6960, 7540, 7690, 9048, 9228, 9280, 9997, 11310, 11535, 12064, 12304, 12480, 13920, 15080, 15380, 18096, 18456, 19994, 22301, 22620, 23070, 24128, 24608, 27840, 29991, 30160, 30760, 36192, 36912, 39988, 44602, 45240, 46140, 49216, 49985, 59982, 60320, 61520, 66903, 72384, 73824, 79976, 89204, 90480, 92280, 99970, 111505, 119964, 120640, 123040, 133806, 147648, 149955, 159952, 178408, 180960, 184560, 199940, 223010, 239928, 246080, 267612, 289913, 299910, 319904, 334515, 356816, 361920, 369120, 399880, 446020, 479856, 535224, 579826, 599820, 639808, 669030, 713632, 738240, 799760, 869739, 892040, 959712, 1070448, 1159652, 1199640, 1338060, 1427264, 1449565, 1599520, 1739478, 1784080, 1919424, 2140896, 2319304, 2399280, 2676120, 2899130, 3199040, 3478956, 3568160, 4281792, 4348695, 4638608, 4798560, 5352240, 5798260, 6957912, 7136320, 8697390, 9277216, 9597120, 10704480, 11596520, 13915824, 17394780, 18554432, 21408960, 23193040, 27831648, 34789560, 46386080, 55663296, 69579120, 92772160, 139158240, 278316480]

約数ペア:

[(1, 278316480), (2, 139158240), (3, 92772160), (4, 69579120), (5, 55663296), (6, 46386080), (8, 34789560), (10, 27831648), (12, 23193040), (13, 21408960), (15, 18554432), (16, 17394780), (20, 13915824), (24, 11596520), (26, 10704480), (29, 9597120), (30, 9277216), (32, 8697390), (39, 7136320), (40, 6957912), (48, 5798260), (52, 5352240), (58, 4798560), (60, 4638608), (64, 4348695), (65, 4281792), (78, 3568160), (80, 3478956), (87, 3199040), (96, 2899130), (104, 2676120), (116, 2399280), (120, 2319304), (130, 2140896), (145, 1919424), (156, 1784080), (160, 1739478), (174, 1599520), (192, 1449565), (195, 1427264), (208, 1338060), (232, 1199640), (240, 1159652), (260, 1070448), (290, 959712), (312, 892040), (320, 869739), (348, 799760), (377, 738240), (390, 713632), (416, 669030), (435, 639808), (464, 599820), (480, 579826), (520, 535224), (580, 479856), (624, 446020), (696, 399880), (754, 369120), (769, 361920), (780, 356816), (832, 334515), (870, 319904), (928, 299910), (960, 289913), (1040, 267612), (1131, 246080), (1160, 239928), (1248, 223010), (1392, 199940), (1508, 184560), (1538, 180960), (1560, 178408), (1740, 159952), (1856, 149955), (1885, 147648), (2080, 133806), (2262, 123040), (2307, 120640), (2320, 119964), (2496, 111505), (2784, 99970), (3016, 92280), (3076, 90480), (3120, 89204), (3480, 79976), (3770, 73824), (3845, 72384), (4160, 66903), (4524, 61520), (4614, 60320), (4640, 59982), (5568, 49985), (5655, 49216), (6032, 46140), (6152, 45240), (6240, 44602), (6960, 39988), (7540, 36912), (7690, 36192), (9048, 30760), (9228, 30160), (9280, 29991), (9997, 27840), (11310, 24608), (11535, 24128), (12064, 23070), (12304, 22620), (12480, 22301), (13920, 19994), (15080, 18456), (15380, 18096)]