155813840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1259}}^1$

素因数の和:1309

約数の個数: 160

約数和(自身を含む): 472469760

約数和(自身を除く): 316655920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 170, 182, 208, 221, 238, 260, 272, 280, 340, 364, 442, 455, 476, 520, 560, 595, 680, 728, 884, 910, 952, 1040, 1105, 1190, 1259, 1360, 1456, 1547, 1768, 1820, 1904, 2210, 2380, 2518, 3094, 3536, 3640, 4420, 4760, 5036, 6188, 6295, 7280, 7735, 8813, 8840, 9520, 10072, 12376, 12590, 15470, 16367, 17626, 17680, 20144, 21403, 24752, 25180, 30940, 32734, 35252, 42806, 44065, 50360, 61880, 65468, 70504, 81835, 85612, 88130, 100720, 107015, 114569, 123760, 130936, 141008, 149821, 163670, 171224, 176260, 214030, 229138, 261872, 278239, 299642, 327340, 342448, 352520, 428060, 458276, 556478, 572845, 599284, 654680, 705040, 749105, 856120, 916552, 1112956, 1145690, 1198568, 1309360, 1391195, 1498210, 1712240, 1833104, 1947673, 2225912, 2291380, 2397136, 2782390, 2996420, 3895346, 4451824, 4582760, 5564780, 5992840, 7790692, 9165520, 9738365, 11129560, 11985680, 15581384, 19476730, 22259120, 31162768, 38953460, 77906920, 155813840]

約数ペア:

[(1, 155813840), (2, 77906920), (4, 38953460), (5, 31162768), (7, 22259120), (8, 19476730), (10, 15581384), (13, 11985680), (14, 11129560), (16, 9738365), (17, 9165520), (20, 7790692), (26, 5992840), (28, 5564780), (34, 4582760), (35, 4451824), (40, 3895346), (52, 2996420), (56, 2782390), (65, 2397136), (68, 2291380), (70, 2225912), (80, 1947673), (85, 1833104), (91, 1712240), (104, 1498210), (112, 1391195), (119, 1309360), (130, 1198568), (136, 1145690), (140, 1112956), (170, 916552), (182, 856120), (208, 749105), (221, 705040), (238, 654680), (260, 599284), (272, 572845), (280, 556478), (340, 458276), (364, 428060), (442, 352520), (455, 342448), (476, 327340), (520, 299642), (560, 278239), (595, 261872), (680, 229138), (728, 214030), (884, 176260), (910, 171224), (952, 163670), (1040, 149821), (1105, 141008), (1190, 130936), (1259, 123760), (1360, 114569), (1456, 107015), (1547, 100720), (1768, 88130), (1820, 85612), (1904, 81835), (2210, 70504), (2380, 65468), (2518, 61880), (3094, 50360), (3536, 44065), (3640, 42806), (4420, 35252), (4760, 32734), (5036, 30940), (6188, 25180), (6295, 24752), (7280, 21403), (7735, 20144), (8813, 17680), (8840, 17626), (9520, 16367), (10072, 15470), (12376, 12590)]