21421162080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1\times {\mathrm{757}}^1$

素因数の和:1278

約数の個数: 288

約数和(自身を含む): 75062411424

約数和(自身を除く): 53641249344

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 288, 344, 360, 387, 430, 457, 480, 516, 645, 688, 720, 757, 774, 860, 914, 1032, 1290, 1371, 1376, 1440, 1514, 1548, 1720, 1828, 1935, 2064, 2271, 2285, 2580, 2742, 3028, 3096, 3440, 3656, 3785, 3870, 4113, 4128, 4542, 4570, 5160, 5484, 6056, 6192, 6813, 6855, 6880, 7312, 7570, 7740, 8226, 9084, 9140, 10320, 10968, 11355, 12112, 12384, 13626, 13710, 14624, 15140, 15480, 16452, 18168, 18280, 19651, 20565, 20640, 21936, 22710, 24224, 27252, 27420, 30280, 30960, 32551, 32904, 34065, 36336, 36560, 39302, 41130, 43872, 45420, 54504, 54840, 58953, 60560, 61920, 65102, 65808, 68130, 72672, 73120, 78604, 82260, 90840, 97653, 98255, 109008, 109680, 117906, 121120, 130204, 131616, 136260, 157208, 162755, 164520, 176859, 181680, 195306, 196510, 218016, 219360, 235812, 260408, 272520, 292959, 294765, 314416, 325510, 329040, 345949, 353718, 363360, 390612, 393020, 471624, 488265, 520816, 545040, 585918, 589530, 628832, 651020, 658080, 691898, 707436, 781224, 786040, 884295, 943248, 976530, 1037847, 1041632, 1090080, 1171836, 1179060, 1302040, 1383796, 1414872, 1464795, 1562448, 1572080, 1729745, 1768590, 1886496, 1953060, 2075694, 2343672, 2358120, 2604080, 2767592, 2829744, 2929590, 3113541, 3124896, 3144160, 3459490, 3537180, 3906120, 4151388, 4687344, 4716240, 5189235, 5208160, 5535184, 5659488, 5859180, 6227082, 6918980, 7074360, 7812240, 8302776, 9374688, 9432480, 10378470, 11070368, 11718360, 12454164, 13837960, 14148720, 14875807, 15567705, 15624480, 16605552, 20756940, 23436720, 24908328, 27675920, 28297440, 29751614, 31135410, 33211104, 41513880, 44627421, 46873440, 49816656, 55351840, 59503228, 62270820, 74379035, 83027760, 89254842, 99633312, 119006456, 124541640, 133882263, 148758070, 166055520, 178509684, 223137105, 238012912, 249083280, 267764526, 297516140, 357019368, 446274210, 476025824, 498166560, 535529052, 595032280, 669411315, 714038736, 892548420, 1071058104, 1190064560, 1338822630, 1428077472, 1785096840, 2142116208, 2380129120, 2677645260, 3570193680, 4284232416, 5355290520, 7140387360, 10710581040, 21421162080]

約数ペア:

[(1, 21421162080), (2, 10710581040), (3, 7140387360), (4, 5355290520), (5, 4284232416), (6, 3570193680), (8, 2677645260), (9, 2380129120), (10, 2142116208), (12, 1785096840), (15, 1428077472), (16, 1338822630), (18, 1190064560), (20, 1071058104), (24, 892548420), (30, 714038736), (32, 669411315), (36, 595032280), (40, 535529052), (43, 498166560), (45, 476025824), (48, 446274210), (60, 357019368), (72, 297516140), (80, 267764526), (86, 249083280), (90, 238012912), (96, 223137105), (120, 178509684), (129, 166055520), (144, 148758070), (160, 133882263), (172, 124541640), (180, 119006456), (215, 99633312), (240, 89254842), (258, 83027760), (288, 74379035), (344, 62270820), (360, 59503228), (387, 55351840), (430, 49816656), (457, 46873440), (480, 44627421), (516, 41513880), (645, 33211104), (688, 31135410), (720, 29751614), (757, 28297440), (774, 27675920), (860, 24908328), (914, 23436720), (1032, 20756940), (1290, 16605552), (1371, 15624480), (1376, 15567705), (1440, 14875807), (1514, 14148720), (1548, 13837960), (1720, 12454164), (1828, 11718360), (1935, 11070368), (2064, 10378470), (2271, 9432480), (2285, 9374688), (2580, 8302776), (2742, 7812240), (3028, 7074360), (3096, 6918980), (3440, 6227082), (3656, 5859180), (3785, 5659488), (3870, 5535184), (4113, 5208160), (4128, 5189235), (4542, 4716240), (4570, 4687344), (5160, 4151388), (5484, 3906120), (6056, 3537180), (6192, 3459490), (6813, 3144160), (6855, 3124896), (6880, 3113541), (7312, 2929590), (7570, 2829744), (7740, 2767592), (8226, 2604080), (9084, 2358120), (9140, 2343672), (10320, 2075694), (10968, 1953060), (11355, 1886496), (12112, 1768590), (12384, 1729745), (13626, 1572080), (13710, 1562448), (14624, 1464795), (15140, 1414872), (15480, 1383796), (16452, 1302040), (18168, 1179060), (18280, 1171836), (19651, 1090080), (20565, 1041632), (20640, 1037847), (21936, 976530), (22710, 943248), (24224, 884295), (27252, 786040), (27420, 781224), (30280, 707436), (30960, 691898), (32551, 658080), (32904, 651020), (34065, 628832), (36336, 589530), (36560, 585918), (39302, 545040), (41130, 520816), (43872, 488265), (45420, 471624), (54504, 393020), (54840, 390612), (58953, 363360), (60560, 353718), (61920, 345949), (65102, 329040), (65808, 325510), (68130, 314416), (72672, 294765), (73120, 292959), (78604, 272520), (82260, 260408), (90840, 235812), (97653, 219360), (98255, 218016), (109008, 196510), (109680, 195306), (117906, 181680), (121120, 176859), (130204, 164520), (131616, 162755), (136260, 157208)]