20807079720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:798

約数の個数: 512

約数和(自身を含む): 78520320000

約数和(自身を除く): 57713240280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 31, 35, 40, 42, 46, 49, 56, 60, 62, 69, 70, 84, 92, 93, 98, 105, 115, 120, 124, 138, 140, 147, 155, 161, 168, 184, 186, 196, 210, 217, 230, 245, 248, 276, 280, 294, 310, 322, 343, 345, 372, 392, 420, 434, 460, 465, 483, 490, 552, 588, 620, 644, 651, 686, 690, 709, 713, 735, 744, 805, 840, 868, 920, 930, 966, 980, 1029, 1085, 1127, 1176, 1240, 1288, 1302, 1372, 1380, 1418, 1426, 1470, 1519, 1610, 1715, 1736, 1860, 1932, 1960, 2058, 2127, 2139, 2170, 2254, 2415, 2604, 2744, 2760, 2836, 2852, 2940, 3038, 3220, 3255, 3381, 3430, 3545, 3565, 3720, 3864, 4116, 4254, 4278, 4340, 4508, 4557, 4830, 4963, 4991, 5145, 5208, 5635, 5672, 5704, 5880, 6076, 6440, 6510, 6762, 6860, 7090, 7130, 7595, 7889, 8232, 8508, 8556, 8680, 9016, 9114, 9660, 9926, 9982, 10290, 10633, 10635, 10695, 11270, 12152, 13020, 13524, 13720, 14180, 14260, 14889, 14973, 15190, 15778, 16307, 16905, 17016, 17112, 18228, 19320, 19852, 19964, 20580, 21266, 21270, 21390, 21979, 22540, 22785, 23667, 24815, 24955, 26040, 27048, 28360, 28520, 29778, 29946, 30380, 31556, 31899, 32614, 33810, 34741, 34937, 36456, 39445, 39704, 39928, 41160, 42532, 42540, 42780, 43958, 45080, 45570, 47334, 48921, 49630, 49910, 53165, 59556, 59892, 60760, 63112, 63798, 65228, 65937, 67620, 69482, 69874, 74445, 74865, 78890, 81535, 85064, 85080, 85560, 87916, 91140, 94668, 97842, 99260, 99820, 104223, 104811, 106330, 109895, 114149, 118335, 119112, 119784, 127596, 130456, 131874, 135240, 138964, 139748, 148890, 149730, 153853, 157780, 159495, 163070, 173705, 174685, 175832, 182280, 189336, 195684, 198520, 199640, 208446, 209622, 212660, 219790, 228298, 236670, 243187, 244559, 244605, 255192, 263748, 277928, 279496, 297780, 299460, 307706, 315560, 318990, 326140, 329685, 342447, 347410, 349370, 391368, 416892, 419244, 425320, 439580, 456596, 461559, 473340, 486374, 489118, 489210, 505517, 521115, 524055, 527496, 570745, 595560, 598920, 615412, 637980, 652280, 659370, 684894, 694820, 698740, 729561, 733677, 769265, 799043, 833784, 838488, 879160, 913192, 923118, 946680, 972748, 978236, 978420, 1011034, 1042230, 1048110, 1076971, 1141490, 1215935, 1222795, 1230824, 1275960, 1318740, 1369788, 1389640, 1397480, 1459122, 1467354, 1516551, 1538530, 1598086, 1712235, 1846236, 1945496, 1956472, 1956840, 2022068, 2084460, 2096220, 2153942, 2282980, 2307795, 2397129, 2431870, 2445590, 2527585, 2637480, 2739576, 2918244, 2934708, 3033102, 3077060, 3196172, 3230913, 3424470, 3538619, 3647805, 3668385, 3692472, 3995215, 4044136, 4168920, 4192440, 4307884, 4565960, 4615590, 4794258, 4863740, 4891180, 5055170, 5384855, 5593301, 5836488, 5869416, 6066204, 6154120, 6392344, 6461826, 6848940, 7077238, 7295610, 7336770, 7538797, 7582755, 7990430, 8615768, 9231180, 9588516, 9727480, 9782360, 10110340, 10615857, 10769710, 11186602, 11985645, 12132408, 12923652, 13697880, 14154476, 14591220, 14673540, 15077594, 15165510, 15980860, 16154565, 16779903, 17693095, 18462360, 19177032, 20220680, 21231714, 21539420, 22373204, 22616391, 23971290, 24770333, 25847304, 27966505, 28308952, 29182440, 29347080, 30155188, 30331020, 31961720, 32309130, 33559806, 35386190, 37693985, 42463428, 43078840, 44746408, 45232782, 47942580, 49540666, 53079285, 55933010, 60310376, 60662040, 64618260, 67119612, 70772380, 74310999, 75387970, 83899515, 84926856, 90465564, 95885160, 99081332, 106158570, 111866020, 113081955, 123851665, 129236520, 134239224, 141544760, 148621998, 150775940, 167799030, 173392331, 180931128, 198162664, 212317140, 223732040, 226163910, 247703330, 297243996, 301551880, 335598060, 346784662, 371554995, 424634280, 452327820, 495406660, 520176993, 594487992, 671196120, 693569324, 743109990, 866961655, 904655640, 990813320, 1040353986, 1387138648, 1486219980, 1733923310, 2080707972, 2600884965, 2972439960, 3467846620, 4161415944, 5201769930, 6935693240, 10403539860, 20807079720]

約数ペア:

[(1, 20807079720), (2, 10403539860), (3, 6935693240), (4, 5201769930), (5, 4161415944), (6, 3467846620), (7, 2972439960), (8, 2600884965), (10, 2080707972), (12, 1733923310), (14, 1486219980), (15, 1387138648), (20, 1040353986), (21, 990813320), (23, 904655640), (24, 866961655), (28, 743109990), (30, 693569324), (31, 671196120), (35, 594487992), (40, 520176993), (42, 495406660), (46, 452327820), (49, 424634280), (56, 371554995), (60, 346784662), (62, 335598060), (69, 301551880), (70, 297243996), (84, 247703330), (92, 226163910), (93, 223732040), (98, 212317140), (105, 198162664), (115, 180931128), (120, 173392331), (124, 167799030), (138, 150775940), (140, 148621998), (147, 141544760), (155, 134239224), (161, 129236520), (168, 123851665), (184, 113081955), (186, 111866020), (196, 106158570), (210, 99081332), (217, 95885160), (230, 90465564), (245, 84926856), (248, 83899515), (276, 75387970), (280, 74310999), (294, 70772380), (310, 67119612), (322, 64618260), (343, 60662040), (345, 60310376), (372, 55933010), (392, 53079285), (420, 49540666), (434, 47942580), (460, 45232782), (465, 44746408), (483, 43078840), (490, 42463428), (552, 37693985), (588, 35386190), (620, 33559806), (644, 32309130), (651, 31961720), (686, 30331020), (690, 30155188), (709, 29347080), (713, 29182440), (735, 28308952), (744, 27966505), (805, 25847304), (840, 24770333), (868, 23971290), (920, 22616391), (930, 22373204), (966, 21539420), (980, 21231714), (1029, 20220680), (1085, 19177032), (1127, 18462360), (1176, 17693095), (1240, 16779903), (1288, 16154565), (1302, 15980860), (1372, 15165510), (1380, 15077594), (1418, 14673540), (1426, 14591220), (1470, 14154476), (1519, 13697880), (1610, 12923652), (1715, 12132408), (1736, 11985645), (1860, 11186602), (1932, 10769710), (1960, 10615857), (2058, 10110340), (2127, 9782360), (2139, 9727480), (2170, 9588516), (2254, 9231180), (2415, 8615768), (2604, 7990430), (2744, 7582755), (2760, 7538797), (2836, 7336770), (2852, 7295610), (2940, 7077238), (3038, 6848940), (3220, 6461826), (3255, 6392344), (3381, 6154120), (3430, 6066204), (3545, 5869416), (3565, 5836488), (3720, 5593301), (3864, 5384855), (4116, 5055170), (4254, 4891180), (4278, 4863740), (4340, 4794258), (4508, 4615590), (4557, 4565960), (4830, 4307884), (4963, 4192440), (4991, 4168920), (5145, 4044136), (5208, 3995215), (5635, 3692472), (5672, 3668385), (5704, 3647805), (5880, 3538619), (6076, 3424470), (6440, 3230913), (6510, 3196172), (6762, 3077060), (6860, 3033102), (7090, 2934708), (7130, 2918244), (7595, 2739576), (7889, 2637480), (8232, 2527585), (8508, 2445590), (8556, 2431870), (8680, 2397129), (9016, 2307795), (9114, 2282980), (9660, 2153942), (9926, 2096220), (9982, 2084460), (10290, 2022068), (10633, 1956840), (10635, 1956472), (10695, 1945496), (11270, 1846236), (12152, 1712235), (13020, 1598086), (13524, 1538530), (13720, 1516551), (14180, 1467354), (14260, 1459122), (14889, 1397480), (14973, 1389640), (15190, 1369788), (15778, 1318740), (16307, 1275960), (16905, 1230824), (17016, 1222795), (17112, 1215935), (18228, 1141490), (19320, 1076971), (19852, 1048110), (19964, 1042230), (20580, 1011034), (21266, 978420), (21270, 978236), (21390, 972748), (21979, 946680), (22540, 923118), (22785, 913192), (23667, 879160), (24815, 838488), (24955, 833784), (26040, 799043), (27048, 769265), (28360, 733677), (28520, 729561), (29778, 698740), (29946, 694820), (30380, 684894), (31556, 659370), (31899, 652280), (32614, 637980), (33810, 615412), (34741, 598920), (34937, 595560), (36456, 570745), (39445, 527496), (39704, 524055), (39928, 521115), (41160, 505517), (42532, 489210), (42540, 489118), (42780, 486374), (43958, 473340), (45080, 461559), (45570, 456596), (47334, 439580), (48921, 425320), (49630, 419244), (49910, 416892), (53165, 391368), (59556, 349370), (59892, 347410), (60760, 342447), (63112, 329685), (63798, 326140), (65228, 318990), (65937, 315560), (67620, 307706), (69482, 299460), (69874, 297780), (74445, 279496), (74865, 277928), (78890, 263748), (81535, 255192), (85064, 244605), (85080, 244559), (85560, 243187), (87916, 236670), (91140, 228298), (94668, 219790), (97842, 212660), (99260, 209622), (99820, 208446), (104223, 199640), (104811, 198520), (106330, 195684), (109895, 189336), (114149, 182280), (118335, 175832), (119112, 174685), (119784, 173705), (127596, 163070), (130456, 159495), (131874, 157780), (135240, 153853), (138964, 149730), (139748, 148890)]