20171455920

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{40427}}^1$

素因数の和:40470

約数の個数: 400

約数和(自身を含む): 87347766528

約数和(自身を除く): 67176310608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 54, 55, 56, 60, 63, 66, 70, 72, 77, 80, 81, 84, 88, 90, 99, 105, 108, 110, 112, 120, 126, 132, 135, 140, 144, 154, 162, 165, 168, 176, 180, 189, 198, 210, 216, 220, 231, 240, 252, 264, 270, 280, 297, 308, 315, 324, 330, 336, 360, 378, 385, 396, 405, 420, 432, 440, 462, 495, 504, 528, 540, 560, 567, 594, 616, 630, 648, 660, 693, 720, 756, 770, 792, 810, 840, 880, 891, 924, 945, 990, 1008, 1080, 1134, 1155, 1188, 1232, 1260, 1296, 1320, 1386, 1485, 1512, 1540, 1584, 1620, 1680, 1782, 1848, 1890, 1980, 2079, 2160, 2268, 2310, 2376, 2520, 2640, 2772, 2835, 2970, 3024, 3080, 3240, 3465, 3564, 3696, 3780, 3960, 4158, 4455, 4536, 4620, 4752, 5040, 5544, 5670, 5940, 6160, 6237, 6480, 6930, 7128, 7560, 7920, 8316, 8910, 9072, 9240, 10395, 11088, 11340, 11880, 12474, 13860, 14256, 15120, 16632, 17820, 18480, 20790, 22680, 23760, 24948, 27720, 31185, 33264, 35640, 40427, 41580, 45360, 49896, 55440, 62370, 71280, 80854, 83160, 99792, 121281, 124740, 161708, 166320, 202135, 242562, 249480, 282989, 323416, 363843, 404270, 444697, 485124, 498960, 565978, 606405, 646832, 727686, 808540, 848967, 889394, 970248, 1091529, 1131956, 1212810, 1334091, 1414945, 1455372, 1617080, 1697934, 1778788, 1819215, 1940496, 2183058, 2223485, 2263912, 2425620, 2546901, 2668182, 2829890, 2910744, 3112879, 3234160, 3274587, 3395868, 3557576, 3638430, 4002273, 4244835, 4366116, 4446970, 4527824, 4851240, 5093802, 5336364, 5457645, 5659780, 5821488, 6225758, 6549174, 6670455, 6791736, 7115152, 7276860, 7640703, 8004546, 8489670, 8732232, 8893940, 9338637, 9702480, 10187604, 10672728, 10915290, 11319560, 12006819, 12451516, 12734505, 13098348, 13340910, 13583472, 14553720, 15281406, 15564395, 16009092, 16372935, 16979340, 17464464, 17787880, 18677274, 20011365, 20375208, 21345456, 21830580, 22639120, 22922109, 24013638, 24903032, 25469010, 26196696, 26681820, 28015911, 29107440, 30562812, 31128790, 32018184, 32745870, 33958680, 35575760, 36020457, 37354548, 38203515, 40022730, 40750416, 43661160, 45844218, 46693185, 48027276, 49806064, 50938020, 52393392, 53363640, 56031822, 60034095, 61125624, 62257580, 64036368, 65491740, 67917360, 72040914, 74709096, 76407030, 80045460, 84047733, 87322320, 91688436, 93386370, 96054552, 101876040, 106727280, 112063644, 114610545, 120068190, 122251248, 124515160, 130983480, 140079555, 144081828, 149418192, 152814060, 160090920, 168095466, 180102285, 183376872, 186772740, 192109104, 203752080, 224127288, 229221090, 240136380, 249030320, 252143199, 261966960, 280159110, 288163656, 305628120, 320181840, 336190932, 360204570, 366753744, 373545480, 420238665, 448254576, 458442180, 480272760, 504286398, 560318220, 576327312, 611256240, 672381864, 720409140, 747090960, 840477330, 916884360, 960545520, 1008572796, 1120636440, 1260715995, 1344763728, 1440818280, 1680954660, 1833768720, 2017145592, 2241272880, 2521431990, 2881636560, 3361909320, 4034291184, 5042863980, 6723818640, 10085727960, 20171455920]

約数ペア:

[(1, 20171455920), (2, 10085727960), (3, 6723818640), (4, 5042863980), (5, 4034291184), (6, 3361909320), (7, 2881636560), (8, 2521431990), (9, 2241272880), (10, 2017145592), (11, 1833768720), (12, 1680954660), (14, 1440818280), (15, 1344763728), (16, 1260715995), (18, 1120636440), (20, 1008572796), (21, 960545520), (22, 916884360), (24, 840477330), (27, 747090960), (28, 720409140), (30, 672381864), (33, 611256240), (35, 576327312), (36, 560318220), (40, 504286398), (42, 480272760), (44, 458442180), (45, 448254576), (48, 420238665), (54, 373545480), (55, 366753744), (56, 360204570), (60, 336190932), (63, 320181840), (66, 305628120), (70, 288163656), (72, 280159110), (77, 261966960), (80, 252143199), (81, 249030320), (84, 240136380), (88, 229221090), (90, 224127288), (99, 203752080), (105, 192109104), (108, 186772740), (110, 183376872), (112, 180102285), (120, 168095466), (126, 160090920), (132, 152814060), (135, 149418192), (140, 144081828), (144, 140079555), (154, 130983480), (162, 124515160), (165, 122251248), (168, 120068190), (176, 114610545), (180, 112063644), (189, 106727280), (198, 101876040), (210, 96054552), (216, 93386370), (220, 91688436), (231, 87322320), (240, 84047733), (252, 80045460), (264, 76407030), (270, 74709096), (280, 72040914), (297, 67917360), (308, 65491740), (315, 64036368), (324, 62257580), (330, 61125624), (336, 60034095), (360, 56031822), (378, 53363640), (385, 52393392), (396, 50938020), (405, 49806064), (420, 48027276), (432, 46693185), (440, 45844218), (462, 43661160), (495, 40750416), (504, 40022730), (528, 38203515), (540, 37354548), (560, 36020457), (567, 35575760), (594, 33958680), (616, 32745870), (630, 32018184), (648, 31128790), (660, 30562812), (693, 29107440), (720, 28015911), (756, 26681820), (770, 26196696), (792, 25469010), (810, 24903032), (840, 24013638), (880, 22922109), (891, 22639120), (924, 21830580), (945, 21345456), (990, 20375208), (1008, 20011365), (1080, 18677274), (1134, 17787880), (1155, 17464464), (1188, 16979340), (1232, 16372935), (1260, 16009092), (1296, 15564395), (1320, 15281406), (1386, 14553720), (1485, 13583472), (1512, 13340910), (1540, 13098348), (1584, 12734505), (1620, 12451516), (1680, 12006819), (1782, 11319560), (1848, 10915290), (1890, 10672728), (1980, 10187604), (2079, 9702480), (2160, 9338637), (2268, 8893940), (2310, 8732232), (2376, 8489670), (2520, 8004546), (2640, 7640703), (2772, 7276860), (2835, 7115152), (2970, 6791736), (3024, 6670455), (3080, 6549174), (3240, 6225758), (3465, 5821488), (3564, 5659780), (3696, 5457645), (3780, 5336364), (3960, 5093802), (4158, 4851240), (4455, 4527824), (4536, 4446970), (4620, 4366116), (4752, 4244835), (5040, 4002273), (5544, 3638430), (5670, 3557576), (5940, 3395868), (6160, 3274587), (6237, 3234160), (6480, 3112879), (6930, 2910744), (7128, 2829890), (7560, 2668182), (7920, 2546901), (8316, 2425620), (8910, 2263912), (9072, 2223485), (9240, 2183058), (10395, 1940496), (11088, 1819215), (11340, 1778788), (11880, 1697934), (12474, 1617080), (13860, 1455372), (14256, 1414945), (15120, 1334091), (16632, 1212810), (17820, 1131956), (18480, 1091529), (20790, 970248), (22680, 889394), (23760, 848967), (24948, 808540), (27720, 727686), (31185, 646832), (33264, 606405), (35640, 565978), (40427, 498960), (41580, 485124), (45360, 444697), (49896, 404270), (55440, 363843), (62370, 323416), (71280, 282989), (80854, 249480), (83160, 242562), (99792, 202135), (121281, 166320), (124740, 161708)]