20123994240

素因数分解:

$2^7\times 3^3\times 5^1\times 7^2\times {\mathrm{23767}}^1$

素因数の和:23809

約数の個数: 384

約数和(自身を含む): 82912291200

約数和(自身を除く): 62788296960

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, 49, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 128, 135, 140, 144, 147, 160, 168, 180, 189, 192, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 320, 336, 360, 378, 384, 392, 420, 432, 441, 448, 480, 490, 504, 540, 560, 576, 588, 630, 640, 672, 720, 735, 756, 784, 840, 864, 882, 896, 945, 960, 980, 1008, 1080, 1120, 1152, 1176, 1260, 1323, 1344, 1440, 1470, 1512, 1568, 1680, 1728, 1764, 1890, 1920, 1960, 2016, 2160, 2205, 2240, 2352, 2520, 2646, 2688, 2880, 2940, 3024, 3136, 3360, 3456, 3528, 3780, 3920, 4032, 4320, 4410, 4480, 4704, 5040, 5292, 5760, 5880, 6048, 6272, 6615, 6720, 7056, 7560, 7840, 8064, 8640, 8820, 9408, 10080, 10584, 11760, 12096, 13230, 13440, 14112, 15120, 15680, 17280, 17640, 18816, 20160, 21168, 23520, 23767, 24192, 26460, 28224, 30240, 31360, 35280, 40320, 42336, 47040, 47534, 52920, 56448, 60480, 70560, 71301, 84672, 94080, 95068, 105840, 118835, 120960, 141120, 142602, 166369, 169344, 190136, 211680, 213903, 237670, 282240, 285204, 332738, 356505, 380272, 423360, 427806, 475340, 499107, 570408, 641709, 665476, 713010, 760544, 831845, 846720, 855612, 950680, 998214, 1069515, 1140816, 1164583, 1283418, 1330952, 1426020, 1497321, 1521088, 1663690, 1711224, 1901360, 1996428, 2139030, 2281632, 2329166, 2495535, 2566836, 2661904, 2852040, 2994642, 3042176, 3208545, 3327380, 3422448, 3493749, 3802720, 3992856, 4278060, 4491963, 4563264, 4658332, 4991070, 5133672, 5323808, 5704080, 5822915, 5989284, 6417090, 6654760, 6844896, 6987498, 7486605, 7605440, 7985712, 8556120, 8983926, 9126528, 9316664, 9982140, 10267344, 10481247, 10647616, 11408160, 11645830, 11978568, 12834180, 13309520, 13689792, 13974996, 14973210, 15210880, 15971424, 17112240, 17468745, 17967852, 18633328, 19964280, 20534688, 20962494, 21295232, 22459815, 22816320, 23291660, 23957136, 25668360, 26619040, 27379584, 27949992, 29946420, 31443741, 31942848, 34224480, 34937490, 35935704, 37266656, 39928560, 41069376, 41924988, 44919630, 45632640, 46583320, 47914272, 51336720, 52406235, 53238080, 55899984, 59892840, 62887482, 63885696, 68448960, 69874980, 71871408, 74533312, 79857120, 82138752, 83849976, 89839260, 93166640, 95828544, 102673440, 104812470, 106476160, 111799968, 119785680, 125774964, 136897920, 139749960, 143742816, 149066624, 157218705, 159714240, 167699952, 179678520, 186333280, 191657088, 205346880, 209624940, 223599936, 239571360, 251549928, 279499920, 287485632, 314437410, 319428480, 335399904, 359357040, 372666560, 410693760, 419249880, 447199872, 479142720, 503099856, 558999840, 574971264, 628874820, 670799808, 718714080, 745333120, 838499760, 958285440, 1006199712, 1117999680, 1257749640, 1341599616, 1437428160, 1676999520, 2012399424, 2235999360, 2515499280, 2874856320, 3353999040, 4024798848, 5030998560, 6707998080, 10061997120, 20123994240]

約数ペア:

[(1, 20123994240), (2, 10061997120), (3, 6707998080), (4, 5030998560), (5, 4024798848), (6, 3353999040), (7, 2874856320), (8, 2515499280), (9, 2235999360), (10, 2012399424), (12, 1676999520), (14, 1437428160), (15, 1341599616), (16, 1257749640), (18, 1117999680), (20, 1006199712), (21, 958285440), (24, 838499760), (27, 745333120), (28, 718714080), (30, 670799808), (32, 628874820), (35, 574971264), (36, 558999840), (40, 503099856), (42, 479142720), (45, 447199872), (48, 419249880), (49, 410693760), (54, 372666560), (56, 359357040), (60, 335399904), (63, 319428480), (64, 314437410), (70, 287485632), (72, 279499920), (80, 251549928), (84, 239571360), (90, 223599936), (96, 209624940), (98, 205346880), (105, 191657088), (108, 186333280), (112, 179678520), (120, 167699952), (126, 159714240), (128, 157218705), (135, 149066624), (140, 143742816), (144, 139749960), (147, 136897920), (160, 125774964), (168, 119785680), (180, 111799968), (189, 106476160), (192, 104812470), (196, 102673440), (210, 95828544), (216, 93166640), (224, 89839260), (240, 83849976), (245, 82138752), (252, 79857120), (270, 74533312), (280, 71871408), (288, 69874980), (294, 68448960), (315, 63885696), (320, 62887482), (336, 59892840), (360, 55899984), (378, 53238080), (384, 52406235), (392, 51336720), (420, 47914272), (432, 46583320), (441, 45632640), (448, 44919630), (480, 41924988), (490, 41069376), (504, 39928560), (540, 37266656), (560, 35935704), (576, 34937490), (588, 34224480), (630, 31942848), (640, 31443741), (672, 29946420), (720, 27949992), (735, 27379584), (756, 26619040), (784, 25668360), (840, 23957136), (864, 23291660), (882, 22816320), (896, 22459815), (945, 21295232), (960, 20962494), (980, 20534688), (1008, 19964280), (1080, 18633328), (1120, 17967852), (1152, 17468745), (1176, 17112240), (1260, 15971424), (1323, 15210880), (1344, 14973210), (1440, 13974996), (1470, 13689792), (1512, 13309520), (1568, 12834180), (1680, 11978568), (1728, 11645830), (1764, 11408160), (1890, 10647616), (1920, 10481247), (1960, 10267344), (2016, 9982140), (2160, 9316664), (2205, 9126528), (2240, 8983926), (2352, 8556120), (2520, 7985712), (2646, 7605440), (2688, 7486605), (2880, 6987498), (2940, 6844896), (3024, 6654760), (3136, 6417090), (3360, 5989284), (3456, 5822915), (3528, 5704080), (3780, 5323808), (3920, 5133672), (4032, 4991070), (4320, 4658332), (4410, 4563264), (4480, 4491963), (4704, 4278060), (5040, 3992856), (5292, 3802720), (5760, 3493749), (5880, 3422448), (6048, 3327380), (6272, 3208545), (6615, 3042176), (6720, 2994642), (7056, 2852040), (7560, 2661904), (7840, 2566836), (8064, 2495535), (8640, 2329166), (8820, 2281632), (9408, 2139030), (10080, 1996428), (10584, 1901360), (11760, 1711224), (12096, 1663690), (13230, 1521088), (13440, 1497321), (14112, 1426020), (15120, 1330952), (15680, 1283418), (17280, 1164583), (17640, 1140816), (18816, 1069515), (20160, 998214), (21168, 950680), (23520, 855612), (23767, 846720), (24192, 831845), (26460, 760544), (28224, 713010), (30240, 665476), (31360, 641709), (35280, 570408), (40320, 499107), (42336, 475340), (47040, 427806), (47534, 423360), (52920, 380272), (56448, 356505), (60480, 332738), (70560, 285204), (71301, 282240), (84672, 237670), (94080, 213903), (95068, 211680), (105840, 190136), (118835, 169344), (120960, 166369), (141120, 142602)]