20155017960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{2683}}^1$

素因数の和:2989

約数の個数: 384

約数和(自身を含む): 81998991360

約数和(自身を除く): 61843973400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 110, 120, 126, 132, 140, 154, 165, 168, 180, 198, 210, 220, 231, 252, 264, 271, 280, 308, 315, 330, 360, 385, 396, 420, 440, 462, 495, 504, 542, 616, 630, 660, 693, 770, 792, 813, 840, 924, 990, 1084, 1155, 1260, 1320, 1355, 1386, 1540, 1626, 1848, 1897, 1980, 2168, 2310, 2439, 2520, 2683, 2710, 2772, 2981, 3080, 3252, 3465, 3794, 3960, 4065, 4620, 4878, 5366, 5420, 5544, 5691, 5962, 6504, 6930, 7588, 8049, 8130, 8943, 9240, 9485, 9756, 10732, 10840, 11382, 11924, 12195, 13415, 13860, 14905, 15176, 16098, 16260, 17073, 17886, 18781, 18970, 19512, 20867, 21464, 22764, 23848, 24147, 24390, 26829, 26830, 27720, 28455, 29513, 29810, 32196, 32520, 34146, 35772, 37562, 37940, 40245, 41734, 44715, 45528, 48294, 48780, 53658, 53660, 56343, 56910, 59026, 59620, 62601, 64392, 68292, 71544, 75124, 75880, 80490, 83468, 85365, 88539, 89430, 93905, 96588, 97560, 104335, 107316, 107320, 112686, 113820, 118052, 119240, 120735, 125202, 134145, 136584, 147565, 150248, 160980, 166936, 169029, 170730, 177078, 178860, 187803, 187810, 193176, 206591, 208670, 214632, 225372, 227640, 236104, 241470, 250404, 265617, 268290, 281715, 295130, 313005, 321960, 338058, 341460, 354156, 357720, 375606, 375620, 413182, 417340, 442695, 450744, 482940, 500808, 531234, 536580, 563430, 590260, 619773, 626010, 676116, 682920, 708312, 727093, 751212, 751240, 826364, 834680, 845145, 885390, 939015, 965880, 1032955, 1062468, 1073160, 1126860, 1180520, 1239546, 1252020, 1328085, 1352232, 1454186, 1502424, 1652728, 1690290, 1770780, 1859319, 1878030, 2065910, 2124936, 2181279, 2253720, 2479092, 2504040, 2656170, 2908372, 3098865, 3380580, 3541560, 3635465, 3718638, 3756060, 4131820, 4362558, 4958184, 5089651, 5312340, 5816744, 6197730, 6543837, 6761160, 7270930, 7437276, 7512120, 7998023, 8263640, 8725116, 9296595, 10179302, 10624680, 10906395, 12395460, 13087674, 14541860, 14874552, 15268953, 15996046, 17450232, 18593190, 20358604, 21812790, 23994069, 24790920, 25448255, 26175348, 29083720, 30537906, 31992092, 32719185, 37186380, 39990115, 40717208, 43625580, 45806859, 47988138, 50896510, 52350696, 55986161, 61075812, 63984184, 65438370, 71982207, 74372760, 76344765, 79980230, 87251160, 91613718, 95976276, 101793020, 111972322, 119970345, 122151624, 130876740, 143964414, 152689530, 159960460, 167958483, 183227436, 191952552, 203586040, 223944644, 229034295, 239940690, 261753480, 279930805, 287928828, 305379060, 319920920, 335916966, 359911035, 366454872, 447889288, 458068590, 479881380, 503875449, 559861610, 575857656, 610758120, 671833932, 719822070, 839792415, 916137180, 959762760, 1007750898, 1119723220, 1343667864, 1439644140, 1679584830, 1832274360, 2015501796, 2239446440, 2519377245, 2879288280, 3359169660, 4031003592, 5038754490, 6718339320, 10077508980, 20155017960]

約数ペア:

[(1, 20155017960), (2, 10077508980), (3, 6718339320), (4, 5038754490), (5, 4031003592), (6, 3359169660), (7, 2879288280), (8, 2519377245), (9, 2239446440), (10, 2015501796), (11, 1832274360), (12, 1679584830), (14, 1439644140), (15, 1343667864), (18, 1119723220), (20, 1007750898), (21, 959762760), (22, 916137180), (24, 839792415), (28, 719822070), (30, 671833932), (33, 610758120), (35, 575857656), (36, 559861610), (40, 503875449), (42, 479881380), (44, 458068590), (45, 447889288), (55, 366454872), (56, 359911035), (60, 335916966), (63, 319920920), (66, 305379060), (70, 287928828), (72, 279930805), (77, 261753480), (84, 239940690), (88, 229034295), (90, 223944644), (99, 203586040), (105, 191952552), (110, 183227436), (120, 167958483), (126, 159960460), (132, 152689530), (140, 143964414), (154, 130876740), (165, 122151624), (168, 119970345), (180, 111972322), (198, 101793020), (210, 95976276), (220, 91613718), (231, 87251160), (252, 79980230), (264, 76344765), (271, 74372760), (280, 71982207), (308, 65438370), (315, 63984184), (330, 61075812), (360, 55986161), (385, 52350696), (396, 50896510), (420, 47988138), (440, 45806859), (462, 43625580), (495, 40717208), (504, 39990115), (542, 37186380), (616, 32719185), (630, 31992092), (660, 30537906), (693, 29083720), (770, 26175348), (792, 25448255), (813, 24790920), (840, 23994069), (924, 21812790), (990, 20358604), (1084, 18593190), (1155, 17450232), (1260, 15996046), (1320, 15268953), (1355, 14874552), (1386, 14541860), (1540, 13087674), (1626, 12395460), (1848, 10906395), (1897, 10624680), (1980, 10179302), (2168, 9296595), (2310, 8725116), (2439, 8263640), (2520, 7998023), (2683, 7512120), (2710, 7437276), (2772, 7270930), (2981, 6761160), (3080, 6543837), (3252, 6197730), (3465, 5816744), (3794, 5312340), (3960, 5089651), (4065, 4958184), (4620, 4362558), (4878, 4131820), (5366, 3756060), (5420, 3718638), (5544, 3635465), (5691, 3541560), (5962, 3380580), (6504, 3098865), (6930, 2908372), (7588, 2656170), (8049, 2504040), (8130, 2479092), (8943, 2253720), (9240, 2181279), (9485, 2124936), (9756, 2065910), (10732, 1878030), (10840, 1859319), (11382, 1770780), (11924, 1690290), (12195, 1652728), (13415, 1502424), (13860, 1454186), (14905, 1352232), (15176, 1328085), (16098, 1252020), (16260, 1239546), (17073, 1180520), (17886, 1126860), (18781, 1073160), (18970, 1062468), (19512, 1032955), (20867, 965880), (21464, 939015), (22764, 885390), (23848, 845145), (24147, 834680), (24390, 826364), (26829, 751240), (26830, 751212), (27720, 727093), (28455, 708312), (29513, 682920), (29810, 676116), (32196, 626010), (32520, 619773), (34146, 590260), (35772, 563430), (37562, 536580), (37940, 531234), (40245, 500808), (41734, 482940), (44715, 450744), (45528, 442695), (48294, 417340), (48780, 413182), (53658, 375620), (53660, 375606), (56343, 357720), (56910, 354156), (59026, 341460), (59620, 338058), (62601, 321960), (64392, 313005), (68292, 295130), (71544, 281715), (75124, 268290), (75880, 265617), (80490, 250404), (83468, 241470), (85365, 236104), (88539, 227640), (89430, 225372), (93905, 214632), (96588, 208670), (97560, 206591), (104335, 193176), (107316, 187810), (107320, 187803), (112686, 178860), (113820, 177078), (118052, 170730), (119240, 169029), (120735, 166936), (125202, 160980), (134145, 150248), (136584, 147565)]