206920800

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1046

約数の個数: 216

約数和(自身を含む): 755576640

約数和(自身を除く): 548655840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 29, 30, 32, 36, 40, 45, 48, 50, 58, 60, 72, 75, 80, 87, 90, 96, 100, 116, 120, 144, 145, 150, 160, 174, 180, 200, 225, 232, 240, 261, 288, 290, 300, 348, 360, 400, 435, 450, 464, 480, 522, 580, 600, 696, 720, 725, 800, 870, 900, 928, 991, 1044, 1160, 1200, 1305, 1392, 1440, 1450, 1740, 1800, 1982, 2088, 2175, 2320, 2400, 2610, 2784, 2900, 2973, 3480, 3600, 3964, 4176, 4350, 4640, 4955, 5220, 5800, 5946, 6525, 6960, 7200, 7928, 8352, 8700, 8919, 9910, 10440, 11600, 11892, 13050, 13920, 14865, 15856, 17400, 17838, 19820, 20880, 23200, 23784, 24775, 26100, 28739, 29730, 31712, 34800, 35676, 39640, 41760, 44595, 47568, 49550, 52200, 57478, 59460, 69600, 71352, 74325, 79280, 86217, 89190, 95136, 99100, 104400, 114956, 118920, 142704, 143695, 148650, 158560, 172434, 178380, 198200, 208800, 222975, 229912, 237840, 258651, 285408, 287390, 297300, 344868, 356760, 396400, 431085, 445950, 459824, 475680, 517302, 574780, 594600, 689736, 713520, 718475, 792800, 862170, 891900, 919648, 1034604, 1149560, 1189200, 1293255, 1379472, 1427040, 1436950, 1724340, 1783800, 2069208, 2155425, 2299120, 2378400, 2586510, 2758944, 2873900, 3448680, 3567600, 4138416, 4310850, 4598240, 5173020, 5747800, 6466275, 6897360, 7135200, 8276832, 8621700, 10346040, 11495600, 12932550, 13794720, 17243400, 20692080, 22991200, 25865100, 34486800, 41384160, 51730200, 68973600, 103460400, 206920800]

約数ペア:

[(1, 206920800), (2, 103460400), (3, 68973600), (4, 51730200), (5, 41384160), (6, 34486800), (8, 25865100), (9, 22991200), (10, 20692080), (12, 17243400), (15, 13794720), (16, 12932550), (18, 11495600), (20, 10346040), (24, 8621700), (25, 8276832), (29, 7135200), (30, 6897360), (32, 6466275), (36, 5747800), (40, 5173020), (45, 4598240), (48, 4310850), (50, 4138416), (58, 3567600), (60, 3448680), (72, 2873900), (75, 2758944), (80, 2586510), (87, 2378400), (90, 2299120), (96, 2155425), (100, 2069208), (116, 1783800), (120, 1724340), (144, 1436950), (145, 1427040), (150, 1379472), (160, 1293255), (174, 1189200), (180, 1149560), (200, 1034604), (225, 919648), (232, 891900), (240, 862170), (261, 792800), (288, 718475), (290, 713520), (300, 689736), (348, 594600), (360, 574780), (400, 517302), (435, 475680), (450, 459824), (464, 445950), (480, 431085), (522, 396400), (580, 356760), (600, 344868), (696, 297300), (720, 287390), (725, 285408), (800, 258651), (870, 237840), (900, 229912), (928, 222975), (991, 208800), (1044, 198200), (1160, 178380), (1200, 172434), (1305, 158560), (1392, 148650), (1440, 143695), (1450, 142704), (1740, 118920), (1800, 114956), (1982, 104400), (2088, 99100), (2175, 95136), (2320, 89190), (2400, 86217), (2610, 79280), (2784, 74325), (2900, 71352), (2973, 69600), (3480, 59460), (3600, 57478), (3964, 52200), (4176, 49550), (4350, 47568), (4640, 44595), (4955, 41760), (5220, 39640), (5800, 35676), (5946, 34800), (6525, 31712), (6960, 29730), (7200, 28739), (7928, 26100), (8352, 24775), (8700, 23784), (8919, 23200), (9910, 20880), (10440, 19820), (11600, 17838), (11892, 17400), (13050, 15856), (13920, 14865)]