1620207360

素因数分解:

$2^8\times 3^5\times 5^1\times {\mathrm{5209}}^1$

素因数の和:5245

約数の個数: 216

約数和(自身を含む): 5814485040

約数和(自身を除く): 4194277680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 540, 576, 640, 648, 720, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1620, 1728, 1920, 1944, 2160, 2304, 2430, 2592, 2880, 3240, 3456, 3840, 3888, 4320, 4860, 5184, 5209, 5760, 6480, 6912, 7776, 8640, 9720, 10368, 10418, 11520, 12960, 15552, 15627, 17280, 19440, 20736, 20836, 25920, 26045, 31104, 31254, 34560, 38880, 41672, 46881, 51840, 52090, 62208, 62508, 77760, 78135, 83344, 93762, 103680, 104180, 125016, 140643, 155520, 156270, 166688, 187524, 208360, 234405, 250032, 281286, 311040, 312540, 333376, 375048, 416720, 421929, 468810, 500064, 562572, 625080, 666752, 703215, 750096, 833440, 843858, 937620, 1000128, 1125144, 1250160, 1265787, 1333504, 1406430, 1500192, 1666880, 1687716, 1875240, 2000256, 2109645, 2250288, 2500320, 2531574, 2812860, 3000384, 3333760, 3375432, 3750480, 4000512, 4219290, 4500576, 5000640, 5063148, 5625720, 6000768, 6328935, 6667520, 6750864, 7500960, 8438580, 9001152, 10001280, 10126296, 11251440, 12001536, 12657870, 13501728, 15001920, 16877160, 18002304, 20002560, 20252592, 22502880, 25315740, 27003456, 30003840, 33754320, 36004608, 40505184, 45005760, 50631480, 54006912, 60007680, 67508640, 81010368, 90011520, 101262960, 108013824, 135017280, 162020736, 180023040, 202525920, 270034560, 324041472, 405051840, 540069120, 810103680, 1620207360]

約数ペア:

[(1, 1620207360), (2, 810103680), (3, 540069120), (4, 405051840), (5, 324041472), (6, 270034560), (8, 202525920), (9, 180023040), (10, 162020736), (12, 135017280), (15, 108013824), (16, 101262960), (18, 90011520), (20, 81010368), (24, 67508640), (27, 60007680), (30, 54006912), (32, 50631480), (36, 45005760), (40, 40505184), (45, 36004608), (48, 33754320), (54, 30003840), (60, 27003456), (64, 25315740), (72, 22502880), (80, 20252592), (81, 20002560), (90, 18002304), (96, 16877160), (108, 15001920), (120, 13501728), (128, 12657870), (135, 12001536), (144, 11251440), (160, 10126296), (162, 10001280), (180, 9001152), (192, 8438580), (216, 7500960), (240, 6750864), (243, 6667520), (256, 6328935), (270, 6000768), (288, 5625720), (320, 5063148), (324, 5000640), (360, 4500576), (384, 4219290), (405, 4000512), (432, 3750480), (480, 3375432), (486, 3333760), (540, 3000384), (576, 2812860), (640, 2531574), (648, 2500320), (720, 2250288), (768, 2109645), (810, 2000256), (864, 1875240), (960, 1687716), (972, 1666880), (1080, 1500192), (1152, 1406430), (1215, 1333504), (1280, 1265787), (1296, 1250160), (1440, 1125144), (1620, 1000128), (1728, 937620), (1920, 843858), (1944, 833440), (2160, 750096), (2304, 703215), (2430, 666752), (2592, 625080), (2880, 562572), (3240, 500064), (3456, 468810), (3840, 421929), (3888, 416720), (4320, 375048), (4860, 333376), (5184, 312540), (5209, 311040), (5760, 281286), (6480, 250032), (6912, 234405), (7776, 208360), (8640, 187524), (9720, 166688), (10368, 156270), (10418, 155520), (11520, 140643), (12960, 125016), (15552, 104180), (15627, 103680), (17280, 93762), (19440, 83344), (20736, 78135), (20836, 77760), (25920, 62508), (26045, 62208), (31104, 52090), (31254, 51840), (34560, 46881), (38880, 41672)]