201489120

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{2221}}^1$

素因数の和:2255

約数の個数: 240

約数和(自身を含む): 813038688

約数和(自身を除く): 611549568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2221, 2268, 2520, 2592, 2835, 3024, 3240, 3360, 3780, 4320, 4442, 4536, 5040, 5670, 6048, 6480, 6663, 7560, 8884, 9072, 10080, 11105, 11340, 12960, 13326, 15120, 15547, 17768, 18144, 19989, 22210, 22680, 26652, 30240, 31094, 33315, 35536, 39978, 44420, 45360, 46641, 53304, 59967, 62188, 66630, 71072, 77735, 79956, 88840, 90720, 93282, 99945, 106608, 119934, 124376, 133260, 139923, 155470, 159912, 177680, 179901, 186564, 199890, 213216, 233205, 239868, 248752, 266520, 279846, 299835, 310940, 319824, 355360, 359802, 373128, 399780, 419769, 466410, 479736, 497504, 533040, 559692, 599670, 621880, 639648, 699615, 719604, 746256, 799560, 839538, 899505, 932820, 959472, 1066080, 1119384, 1199340, 1243760, 1259307, 1399230, 1439208, 1492512, 1599120, 1679076, 1799010, 1865640, 1918944, 2098845, 2238768, 2398680, 2487520, 2518614, 2798460, 2878416, 3198240, 3358152, 3598020, 3731280, 4197690, 4477536, 4797360, 5037228, 5596920, 5756832, 6296535, 6716304, 7196040, 7462560, 8395380, 9594720, 10074456, 11193840, 12593070, 13432608, 14392080, 16790760, 20148912, 22387680, 25186140, 28784160, 33581520, 40297824, 50372280, 67163040, 100744560, 201489120]

約数ペア:

[(1, 201489120), (2, 100744560), (3, 67163040), (4, 50372280), (5, 40297824), (6, 33581520), (7, 28784160), (8, 25186140), (9, 22387680), (10, 20148912), (12, 16790760), (14, 14392080), (15, 13432608), (16, 12593070), (18, 11193840), (20, 10074456), (21, 9594720), (24, 8395380), (27, 7462560), (28, 7196040), (30, 6716304), (32, 6296535), (35, 5756832), (36, 5596920), (40, 5037228), (42, 4797360), (45, 4477536), (48, 4197690), (54, 3731280), (56, 3598020), (60, 3358152), (63, 3198240), (70, 2878416), (72, 2798460), (80, 2518614), (81, 2487520), (84, 2398680), (90, 2238768), (96, 2098845), (105, 1918944), (108, 1865640), (112, 1799010), (120, 1679076), (126, 1599120), (135, 1492512), (140, 1439208), (144, 1399230), (160, 1259307), (162, 1243760), (168, 1199340), (180, 1119384), (189, 1066080), (210, 959472), (216, 932820), (224, 899505), (240, 839538), (252, 799560), (270, 746256), (280, 719604), (288, 699615), (315, 639648), (324, 621880), (336, 599670), (360, 559692), (378, 533040), (405, 497504), (420, 479736), (432, 466410), (480, 419769), (504, 399780), (540, 373128), (560, 359802), (567, 355360), (630, 319824), (648, 310940), (672, 299835), (720, 279846), (756, 266520), (810, 248752), (840, 239868), (864, 233205), (945, 213216), (1008, 199890), (1080, 186564), (1120, 179901), (1134, 177680), (1260, 159912), (1296, 155470), (1440, 139923), (1512, 133260), (1620, 124376), (1680, 119934), (1890, 106608), (2016, 99945), (2160, 93282), (2221, 90720), (2268, 88840), (2520, 79956), (2592, 77735), (2835, 71072), (3024, 66630), (3240, 62188), (3360, 59967), (3780, 53304), (4320, 46641), (4442, 45360), (4536, 44420), (5040, 39978), (5670, 35536), (6048, 33315), (6480, 31094), (6663, 30240), (7560, 26652), (8884, 22680), (9072, 22210), (10080, 19989), (11105, 18144), (11340, 17768), (12960, 15547), (13326, 15120)]