1998049680

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28031}}^1$

素因数の和:28067

約数の個数: 200

約数和(自身を含む): 7570658304

約数和(自身を除く): 5572608624

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 99, 108, 110, 120, 132, 135, 144, 162, 165, 176, 180, 198, 216, 220, 240, 264, 270, 297, 324, 330, 360, 396, 405, 432, 440, 495, 528, 540, 594, 648, 660, 720, 792, 810, 880, 891, 990, 1080, 1188, 1296, 1320, 1485, 1584, 1620, 1782, 1980, 2160, 2376, 2640, 2970, 3240, 3564, 3960, 4455, 4752, 5940, 6480, 7128, 7920, 8910, 11880, 14256, 17820, 23760, 28031, 35640, 56062, 71280, 84093, 112124, 140155, 168186, 224248, 252279, 280310, 308341, 336372, 420465, 448496, 504558, 560620, 616682, 672744, 756837, 840930, 925023, 1009116, 1121240, 1233364, 1261395, 1345488, 1513674, 1541705, 1681860, 1850046, 2018232, 2242480, 2270511, 2466728, 2522790, 2775069, 3027348, 3083410, 3363720, 3700092, 3784185, 4036464, 4541022, 4625115, 4933456, 5045580, 5550138, 6054696, 6166820, 6727440, 7400184, 7568370, 8325207, 9082044, 9250230, 10091160, 11100276, 11352555, 12109392, 12333640, 13875345, 14800368, 15136740, 16650414, 18164088, 18500460, 20182320, 22200552, 22705110, 24667280, 24975621, 27750690, 30273480, 33300828, 36328176, 37000920, 41626035, 44401104, 45410220, 49951242, 55501380, 60546960, 66601656, 74001840, 83252070, 90820440, 99902484, 111002760, 124878105, 133203312, 166504140, 181640880, 199804968, 222005520, 249756210, 333008280, 399609936, 499512420, 666016560, 999024840, 1998049680]

約数ペア:

[(1, 1998049680), (2, 999024840), (3, 666016560), (4, 499512420), (5, 399609936), (6, 333008280), (8, 249756210), (9, 222005520), (10, 199804968), (11, 181640880), (12, 166504140), (15, 133203312), (16, 124878105), (18, 111002760), (20, 99902484), (22, 90820440), (24, 83252070), (27, 74001840), (30, 66601656), (33, 60546960), (36, 55501380), (40, 49951242), (44, 45410220), (45, 44401104), (48, 41626035), (54, 37000920), (55, 36328176), (60, 33300828), (66, 30273480), (72, 27750690), (80, 24975621), (81, 24667280), (88, 22705110), (90, 22200552), (99, 20182320), (108, 18500460), (110, 18164088), (120, 16650414), (132, 15136740), (135, 14800368), (144, 13875345), (162, 12333640), (165, 12109392), (176, 11352555), (180, 11100276), (198, 10091160), (216, 9250230), (220, 9082044), (240, 8325207), (264, 7568370), (270, 7400184), (297, 6727440), (324, 6166820), (330, 6054696), (360, 5550138), (396, 5045580), (405, 4933456), (432, 4625115), (440, 4541022), (495, 4036464), (528, 3784185), (540, 3700092), (594, 3363720), (648, 3083410), (660, 3027348), (720, 2775069), (792, 2522790), (810, 2466728), (880, 2270511), (891, 2242480), (990, 2018232), (1080, 1850046), (1188, 1681860), (1296, 1541705), (1320, 1513674), (1485, 1345488), (1584, 1261395), (1620, 1233364), (1782, 1121240), (1980, 1009116), (2160, 925023), (2376, 840930), (2640, 756837), (2970, 672744), (3240, 616682), (3564, 560620), (3960, 504558), (4455, 448496), (4752, 420465), (5940, 336372), (6480, 308341), (7128, 280310), (7920, 252279), (8910, 224248), (11880, 168186), (14256, 140155), (17820, 112124), (23760, 84093), (28031, 71280), (35640, 56062)]