231990720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{641}}^1$

素因数の和:703

約数の個数: 224

約数和(自身を含む): 821862720

約数和(自身を除く): 589872000

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, 641, 696, 754, 780, 832, 870, 928, 960, 1040, 1131, 1160, 1248, 1282, 1392, 1508, 1560, 1740, 1856, 1885, 1923, 2080, 2262, 2320, 2496, 2564, 2784, 3016, 3120, 3205, 3480, 3770, 3846, 4160, 4524, 4640, 5128, 5568, 5655, 6032, 6240, 6410, 6960, 7540, 7692, 8333, 9048, 9280, 9615, 10256, 11310, 12064, 12480, 12820, 13920, 15080, 15384, 16666, 18096, 18589, 19230, 20512, 22620, 24128, 24999, 25640, 27840, 30160, 30768, 33332, 36192, 37178, 38460, 41024, 41665, 45240, 49998, 51280, 55767, 60320, 61536, 66664, 72384, 74356, 76920, 83330, 90480, 92945, 99996, 102560, 111534, 120640, 123072, 124995, 133328, 148712, 153840, 166660, 180960, 185890, 199992, 205120, 223068, 241657, 249990, 266656, 278835, 297424, 307680, 333320, 361920, 371780, 399984, 446136, 483314, 499980, 533312, 557670, 594848, 615360, 666640, 724971, 743560, 799968, 892272, 966628, 999960, 1115340, 1189696, 1208285, 1333280, 1449942, 1487120, 1599936, 1784544, 1933256, 1999920, 2230680, 2416570, 2666560, 2899884, 2974240, 3569088, 3624855, 3866512, 3999840, 4461360, 4833140, 5799768, 5948480, 7249710, 7733024, 7999680, 8922720, 9666280, 11599536, 14499420, 15466048, 17845440, 19332560, 23199072, 28998840, 38665120, 46398144, 57997680, 77330240, 115995360, 231990720]

約数ペア:

[(1, 231990720), (2, 115995360), (3, 77330240), (4, 57997680), (5, 46398144), (6, 38665120), (8, 28998840), (10, 23199072), (12, 19332560), (13, 17845440), (15, 15466048), (16, 14499420), (20, 11599536), (24, 9666280), (26, 8922720), (29, 7999680), (30, 7733024), (32, 7249710), (39, 5948480), (40, 5799768), (48, 4833140), (52, 4461360), (58, 3999840), (60, 3866512), (64, 3624855), (65, 3569088), (78, 2974240), (80, 2899884), (87, 2666560), (96, 2416570), (104, 2230680), (116, 1999920), (120, 1933256), (130, 1784544), (145, 1599936), (156, 1487120), (160, 1449942), (174, 1333280), (192, 1208285), (195, 1189696), (208, 1115340), (232, 999960), (240, 966628), (260, 892272), (290, 799968), (312, 743560), (320, 724971), (348, 666640), (377, 615360), (390, 594848), (416, 557670), (435, 533312), (464, 499980), (480, 483314), (520, 446136), (580, 399984), (624, 371780), (641, 361920), (696, 333320), (754, 307680), (780, 297424), (832, 278835), (870, 266656), (928, 249990), (960, 241657), (1040, 223068), (1131, 205120), (1160, 199992), (1248, 185890), (1282, 180960), (1392, 166660), (1508, 153840), (1560, 148712), (1740, 133328), (1856, 124995), (1885, 123072), (1923, 120640), (2080, 111534), (2262, 102560), (2320, 99996), (2496, 92945), (2564, 90480), (2784, 83330), (3016, 76920), (3120, 74356), (3205, 72384), (3480, 66664), (3770, 61536), (3846, 60320), (4160, 55767), (4524, 51280), (4640, 49998), (5128, 45240), (5568, 41665), (5655, 41024), (6032, 38460), (6240, 37178), (6410, 36192), (6960, 33332), (7540, 30768), (7692, 30160), (8333, 27840), (9048, 25640), (9280, 24999), (9615, 24128), (10256, 22620), (11310, 20512), (12064, 19230), (12480, 18589), (12820, 18096), (13920, 16666), (15080, 15384)]