156916287760

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1\times {\mathrm{991}}^1$

素因数の和:1593

約数の個数: 160

約数和(自身を含む): 377236998144

約数和(自身を除く): 220320710384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 71, 80, 122, 142, 244, 284, 305, 355, 457, 488, 568, 610, 710, 914, 976, 991, 1136, 1220, 1420, 1828, 1982, 2285, 2440, 2840, 3656, 3964, 4331, 4570, 4880, 4955, 5680, 7312, 7928, 8662, 9140, 9910, 15856, 17324, 18280, 19820, 21655, 27877, 32447, 34648, 36560, 39640, 43310, 55754, 60451, 64894, 69296, 70361, 79280, 86620, 111508, 120902, 129788, 139385, 140722, 162235, 173240, 223016, 241804, 259576, 278770, 281444, 302255, 324470, 346480, 351805, 446032, 452887, 483608, 519152, 557540, 562888, 604510, 648940, 703610, 905774, 967216, 1115080, 1125776, 1209020, 1297880, 1407220, 1811548, 1979267, 2230160, 2264435, 2418040, 2595760, 2814440, 3623096, 3958534, 4292021, 4528870, 4836080, 5628880, 7246192, 7917068, 8584042, 9057740, 9896335, 15834136, 17168084, 18115480, 19792670, 21460105, 27626107, 31668272, 32154977, 34336168, 36230960, 39585340, 42920210, 55252214, 64309954, 68672336, 79170680, 85840420, 110504428, 128619908, 138130535, 158341360, 160774885, 171680840, 221008856, 257239816, 276261070, 321549770, 343361680, 442017712, 514479632, 552522140, 643099540, 1105044280, 1286199080, 1961453597, 2210088560, 2572398160, 3922907194, 7845814388, 9807267985, 15691628776, 19614535970, 31383257552, 39229071940, 78458143880, 156916287760]

約数ペア:

[(1, 156916287760), (2, 78458143880), (4, 39229071940), (5, 31383257552), (8, 19614535970), (10, 15691628776), (16, 9807267985), (20, 7845814388), (40, 3922907194), (61, 2572398160), (71, 2210088560), (80, 1961453597), (122, 1286199080), (142, 1105044280), (244, 643099540), (284, 552522140), (305, 514479632), (355, 442017712), (457, 343361680), (488, 321549770), (568, 276261070), (610, 257239816), (710, 221008856), (914, 171680840), (976, 160774885), (991, 158341360), (1136, 138130535), (1220, 128619908), (1420, 110504428), (1828, 85840420), (1982, 79170680), (2285, 68672336), (2440, 64309954), (2840, 55252214), (3656, 42920210), (3964, 39585340), (4331, 36230960), (4570, 34336168), (4880, 32154977), (4955, 31668272), (5680, 27626107), (7312, 21460105), (7928, 19792670), (8662, 18115480), (9140, 17168084), (9910, 15834136), (15856, 9896335), (17324, 9057740), (18280, 8584042), (19820, 7917068), (21655, 7246192), (27877, 5628880), (32447, 4836080), (34648, 4528870), (36560, 4292021), (39640, 3958534), (43310, 3623096), (55754, 2814440), (60451, 2595760), (64894, 2418040), (69296, 2264435), (70361, 2230160), (79280, 1979267), (86620, 1811548), (111508, 1407220), (120902, 1297880), (129788, 1209020), (139385, 1125776), (140722, 1115080), (162235, 967216), (173240, 905774), (223016, 703610), (241804, 648940), (259576, 604510), (278770, 562888), (281444, 557540), (302255, 519152), (324470, 483608), (346480, 452887), (351805, 446032)]