420106960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:262

約数の個数: 240

約数和(自身を含む): 1267847424

約数和(自身を除く): 847740464

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 80, 91, 92, 104, 112, 115, 130, 140, 161, 169, 182, 184, 193, 208, 230, 260, 280, 299, 322, 338, 364, 368, 386, 455, 460, 520, 560, 598, 644, 676, 728, 772, 805, 845, 910, 920, 965, 1040, 1183, 1196, 1288, 1351, 1352, 1456, 1495, 1544, 1610, 1690, 1820, 1840, 1930, 2093, 2366, 2392, 2509, 2576, 2702, 2704, 2990, 3088, 3220, 3380, 3640, 3860, 3887, 4186, 4439, 4732, 4784, 5018, 5404, 5915, 5980, 6440, 6755, 6760, 7280, 7720, 7774, 8372, 8878, 9464, 10036, 10465, 10808, 11830, 11960, 12545, 12880, 13510, 13520, 15440, 15548, 16744, 17563, 17756, 18928, 19435, 20072, 20930, 21616, 22195, 23660, 23920, 25090, 27020, 27209, 31073, 31096, 32617, 33488, 35126, 35512, 38870, 40144, 41860, 44390, 47320, 50180, 54040, 54418, 57707, 62146, 62192, 65234, 70252, 71024, 77740, 83720, 87815, 88780, 94640, 100360, 108080, 108836, 115414, 124292, 130468, 136045, 140504, 155365, 155480, 163085, 167440, 175630, 177560, 200720, 217672, 228319, 230828, 248584, 260936, 272090, 281008, 288535, 310730, 310960, 326170, 351260, 355120, 403949, 435344, 456638, 461656, 497168, 521872, 544180, 577070, 621460, 652340, 702520, 750191, 807898, 913276, 923312, 1088360, 1141595, 1154140, 1242920, 1304680, 1405040, 1500382, 1615796, 1826552, 2019745, 2176720, 2283190, 2308280, 2485840, 2609360, 3000764, 3231592, 3653104, 3750955, 4039490, 4566380, 4616560, 5251337, 6001528, 6463184, 7501910, 8078980, 9132760, 10502674, 12003056, 15003820, 16157960, 18265520, 21005348, 26256685, 30007640, 32315920, 42010696, 52513370, 60015280, 84021392, 105026740, 210053480, 420106960]

約数ペア:

[(1, 420106960), (2, 210053480), (4, 105026740), (5, 84021392), (7, 60015280), (8, 52513370), (10, 42010696), (13, 32315920), (14, 30007640), (16, 26256685), (20, 21005348), (23, 18265520), (26, 16157960), (28, 15003820), (35, 12003056), (40, 10502674), (46, 9132760), (52, 8078980), (56, 7501910), (65, 6463184), (70, 6001528), (80, 5251337), (91, 4616560), (92, 4566380), (104, 4039490), (112, 3750955), (115, 3653104), (130, 3231592), (140, 3000764), (161, 2609360), (169, 2485840), (182, 2308280), (184, 2283190), (193, 2176720), (208, 2019745), (230, 1826552), (260, 1615796), (280, 1500382), (299, 1405040), (322, 1304680), (338, 1242920), (364, 1154140), (368, 1141595), (386, 1088360), (455, 923312), (460, 913276), (520, 807898), (560, 750191), (598, 702520), (644, 652340), (676, 621460), (728, 577070), (772, 544180), (805, 521872), (845, 497168), (910, 461656), (920, 456638), (965, 435344), (1040, 403949), (1183, 355120), (1196, 351260), (1288, 326170), (1351, 310960), (1352, 310730), (1456, 288535), (1495, 281008), (1544, 272090), (1610, 260936), (1690, 248584), (1820, 230828), (1840, 228319), (1930, 217672), (2093, 200720), (2366, 177560), (2392, 175630), (2509, 167440), (2576, 163085), (2702, 155480), (2704, 155365), (2990, 140504), (3088, 136045), (3220, 130468), (3380, 124292), (3640, 115414), (3860, 108836), (3887, 108080), (4186, 100360), (4439, 94640), (4732, 88780), (4784, 87815), (5018, 83720), (5404, 77740), (5915, 71024), (5980, 70252), (6440, 65234), (6755, 62192), (6760, 62146), (7280, 57707), (7720, 54418), (7774, 54040), (8372, 50180), (8878, 47320), (9464, 44390), (10036, 41860), (10465, 40144), (10808, 38870), (11830, 35512), (11960, 35126), (12545, 33488), (12880, 32617), (13510, 31096), (13520, 31073), (15440, 27209), (15548, 27020), (16744, 25090), (17563, 23920), (17756, 23660), (18928, 22195), (19435, 21616), (20072, 20930)]