72184320

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1$

素因数の和:283

約数の個数: 240

約数和(自身を含む): 270342072

約数和(自身を除く): 198157752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 241, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 482, 512, 520, 576, 585, 624, 640, 720, 723, 768, 780, 832, 936, 960, 964, 1040, 1152, 1170, 1205, 1248, 1280, 1440, 1446, 1536, 1560, 1664, 1872, 1920, 1928, 2080, 2169, 2304, 2340, 2410, 2496, 2560, 2880, 2892, 3120, 3133, 3328, 3615, 3744, 3840, 3856, 4160, 4338, 4608, 4680, 4820, 4992, 5760, 5784, 6240, 6266, 6656, 7230, 7488, 7680, 7712, 8320, 8676, 9360, 9399, 9640, 9984, 10845, 11520, 11568, 12480, 12532, 14460, 14976, 15424, 15665, 16640, 17352, 18720, 18798, 19280, 19968, 21690, 23040, 23136, 24960, 25064, 28197, 28920, 29952, 30848, 31330, 33280, 34704, 37440, 37596, 38560, 43380, 46272, 46995, 49920, 50128, 56394, 57840, 59904, 61696, 62660, 69408, 74880, 75192, 77120, 86760, 92544, 93990, 99840, 100256, 112788, 115680, 123392, 125320, 138816, 140985, 149760, 150384, 154240, 173520, 185088, 187980, 200512, 225576, 231360, 250640, 277632, 281970, 299520, 300768, 308480, 347040, 370176, 375960, 401024, 451152, 462720, 501280, 555264, 563940, 601536, 616960, 694080, 751920, 802048, 902304, 925440, 1002560, 1110528, 1127880, 1203072, 1388160, 1503840, 1604096, 1804608, 1850880, 2005120, 2255760, 2406144, 2776320, 3007680, 3609216, 4010240, 4511520, 4812288, 5552640, 6015360, 7218432, 8020480, 9023040, 12030720, 14436864, 18046080, 24061440, 36092160, 72184320]

約数ペア:

[(1, 72184320), (2, 36092160), (3, 24061440), (4, 18046080), (5, 14436864), (6, 12030720), (8, 9023040), (9, 8020480), (10, 7218432), (12, 6015360), (13, 5552640), (15, 4812288), (16, 4511520), (18, 4010240), (20, 3609216), (24, 3007680), (26, 2776320), (30, 2406144), (32, 2255760), (36, 2005120), (39, 1850880), (40, 1804608), (45, 1604096), (48, 1503840), (52, 1388160), (60, 1203072), (64, 1127880), (65, 1110528), (72, 1002560), (78, 925440), (80, 902304), (90, 802048), (96, 751920), (104, 694080), (117, 616960), (120, 601536), (128, 563940), (130, 555264), (144, 501280), (156, 462720), (160, 451152), (180, 401024), (192, 375960), (195, 370176), (208, 347040), (234, 308480), (240, 300768), (241, 299520), (256, 281970), (260, 277632), (288, 250640), (312, 231360), (320, 225576), (360, 200512), (384, 187980), (390, 185088), (416, 173520), (468, 154240), (480, 150384), (482, 149760), (512, 140985), (520, 138816), (576, 125320), (585, 123392), (624, 115680), (640, 112788), (720, 100256), (723, 99840), (768, 93990), (780, 92544), (832, 86760), (936, 77120), (960, 75192), (964, 74880), (1040, 69408), (1152, 62660), (1170, 61696), (1205, 59904), (1248, 57840), (1280, 56394), (1440, 50128), (1446, 49920), (1536, 46995), (1560, 46272), (1664, 43380), (1872, 38560), (1920, 37596), (1928, 37440), (2080, 34704), (2169, 33280), (2304, 31330), (2340, 30848), (2410, 29952), (2496, 28920), (2560, 28197), (2880, 25064), (2892, 24960), (3120, 23136), (3133, 23040), (3328, 21690), (3615, 19968), (3744, 19280), (3840, 18798), (3856, 18720), (4160, 17352), (4338, 16640), (4608, 15665), (4680, 15424), (4820, 14976), (4992, 14460), (5760, 12532), (5784, 12480), (6240, 11568), (6266, 11520), (6656, 10845), (7230, 9984), (7488, 9640), (7680, 9399), (7712, 9360), (8320, 8676)]