421807680

素因数分解:

$2^6\times 3^2\times 5^1\times 7^4\times {\mathrm{61}}^1$

素因数の和:112

約数の個数: 420

約数和(自身を含む): 1720295772

約数和(自身を除く): 1298488092

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 61, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 122, 126, 140, 144, 147, 160, 168, 180, 183, 192, 196, 210, 224, 240, 244, 245, 252, 280, 288, 294, 305, 315, 320, 336, 343, 360, 366, 392, 420, 427, 441, 448, 480, 488, 490, 504, 549, 560, 576, 588, 610, 630, 672, 686, 720, 732, 735, 784, 840, 854, 882, 915, 960, 976, 980, 1008, 1029, 1098, 1120, 1176, 1220, 1260, 1281, 1344, 1372, 1440, 1464, 1470, 1568, 1680, 1708, 1715, 1764, 1830, 1952, 1960, 2016, 2058, 2135, 2196, 2205, 2240, 2352, 2401, 2440, 2520, 2562, 2744, 2745, 2880, 2928, 2940, 2989, 3087, 3136, 3360, 3416, 3430, 3528, 3660, 3843, 3904, 3920, 4032, 4116, 4270, 4392, 4410, 4704, 4802, 4880, 5040, 5124, 5145, 5488, 5490, 5856, 5880, 5978, 6174, 6405, 6720, 6832, 6860, 7056, 7203, 7320, 7686, 7840, 8232, 8540, 8784, 8820, 8967, 9408, 9604, 9760, 10080, 10248, 10290, 10976, 10980, 11712, 11760, 11956, 12005, 12348, 12810, 13664, 13720, 14112, 14406, 14640, 14945, 15372, 15435, 15680, 16464, 17080, 17568, 17640, 17934, 19208, 19215, 19520, 20160, 20496, 20580, 20923, 21609, 21952, 21960, 23520, 23912, 24010, 24696, 25620, 26901, 27328, 27440, 28224, 28812, 29280, 29890, 30744, 30870, 32928, 34160, 35136, 35280, 35868, 36015, 38416, 38430, 40992, 41160, 41846, 43218, 43920, 44835, 47040, 47824, 48020, 49392, 51240, 53802, 54880, 57624, 58560, 59780, 61488, 61740, 62769, 65856, 68320, 70560, 71736, 72030, 76832, 76860, 81984, 82320, 83692, 86436, 87840, 89670, 95648, 96040, 98784, 102480, 104615, 107604, 108045, 109760, 115248, 119560, 122976, 123480, 125538, 134505, 136640, 141120, 143472, 144060, 146461, 153664, 153720, 164640, 167384, 172872, 175680, 179340, 188307, 191296, 192080, 197568, 204960, 209230, 215208, 216090, 230496, 239120, 245952, 246960, 251076, 269010, 286944, 288120, 292922, 307440, 313845, 329280, 334768, 345744, 358680, 376614, 384160, 409920, 418460, 430416, 432180, 439383, 460992, 478240, 493920, 502152, 538020, 573888, 576240, 585844, 614880, 627690, 669536, 691488, 717360, 732305, 753228, 768320, 836920, 860832, 864360, 878766, 941535, 956480, 987840, 1004304, 1076040, 1152480, 1171688, 1229760, 1255380, 1318149, 1339072, 1382976, 1434720, 1464610, 1506456, 1673840, 1721664, 1728720, 1757532, 1883070, 2008608, 2152080, 2196915, 2304960, 2343376, 2510760, 2636298, 2869440, 2929220, 3012912, 3347680, 3457440, 3515064, 3766140, 4017216, 4304160, 4393830, 4686752, 5021520, 5272596, 5858440, 6025824, 6590745, 6695360, 6914880, 7030128, 7532280, 8608320, 8787660, 9373504, 10043040, 10545192, 11716880, 12051648, 13181490, 14060256, 15064560, 17575320, 20086080, 21090384, 23433760, 26362980, 28120512, 30129120, 35150640, 42180768, 46867520, 52725960, 60258240, 70301280, 84361536, 105451920, 140602560, 210903840, 421807680]

約数ペア:

[(1, 421807680), (2, 210903840), (3, 140602560), (4, 105451920), (5, 84361536), (6, 70301280), (7, 60258240), (8, 52725960), (9, 46867520), (10, 42180768), (12, 35150640), (14, 30129120), (15, 28120512), (16, 26362980), (18, 23433760), (20, 21090384), (21, 20086080), (24, 17575320), (28, 15064560), (30, 14060256), (32, 13181490), (35, 12051648), (36, 11716880), (40, 10545192), (42, 10043040), (45, 9373504), (48, 8787660), (49, 8608320), (56, 7532280), (60, 7030128), (61, 6914880), (63, 6695360), (64, 6590745), (70, 6025824), (72, 5858440), (80, 5272596), (84, 5021520), (90, 4686752), (96, 4393830), (98, 4304160), (105, 4017216), (112, 3766140), (120, 3515064), (122, 3457440), (126, 3347680), (140, 3012912), (144, 2929220), (147, 2869440), (160, 2636298), (168, 2510760), (180, 2343376), (183, 2304960), (192, 2196915), (196, 2152080), (210, 2008608), (224, 1883070), (240, 1757532), (244, 1728720), (245, 1721664), (252, 1673840), (280, 1506456), (288, 1464610), (294, 1434720), (305, 1382976), (315, 1339072), (320, 1318149), (336, 1255380), (343, 1229760), (360, 1171688), (366, 1152480), (392, 1076040), (420, 1004304), (427, 987840), (441, 956480), (448, 941535), (480, 878766), (488, 864360), (490, 860832), (504, 836920), (549, 768320), (560, 753228), (576, 732305), (588, 717360), (610, 691488), (630, 669536), (672, 627690), (686, 614880), (720, 585844), (732, 576240), (735, 573888), (784, 538020), (840, 502152), (854, 493920), (882, 478240), (915, 460992), (960, 439383), (976, 432180), (980, 430416), (1008, 418460), (1029, 409920), (1098, 384160), (1120, 376614), (1176, 358680), (1220, 345744), (1260, 334768), (1281, 329280), (1344, 313845), (1372, 307440), (1440, 292922), (1464, 288120), (1470, 286944), (1568, 269010), (1680, 251076), (1708, 246960), (1715, 245952), (1764, 239120), (1830, 230496), (1952, 216090), (1960, 215208), (2016, 209230), (2058, 204960), (2135, 197568), (2196, 192080), (2205, 191296), (2240, 188307), (2352, 179340), (2401, 175680), (2440, 172872), (2520, 167384), (2562, 164640), (2744, 153720), (2745, 153664), (2880, 146461), (2928, 144060), (2940, 143472), (2989, 141120), (3087, 136640), (3136, 134505), (3360, 125538), (3416, 123480), (3430, 122976), (3528, 119560), (3660, 115248), (3843, 109760), (3904, 108045), (3920, 107604), (4032, 104615), (4116, 102480), (4270, 98784), (4392, 96040), (4410, 95648), (4704, 89670), (4802, 87840), (4880, 86436), (5040, 83692), (5124, 82320), (5145, 81984), (5488, 76860), (5490, 76832), (5856, 72030), (5880, 71736), (5978, 70560), (6174, 68320), (6405, 65856), (6720, 62769), (6832, 61740), (6860, 61488), (7056, 59780), (7203, 58560), (7320, 57624), (7686, 54880), (7840, 53802), (8232, 51240), (8540, 49392), (8784, 48020), (8820, 47824), (8967, 47040), (9408, 44835), (9604, 43920), (9760, 43218), (10080, 41846), (10248, 41160), (10290, 40992), (10976, 38430), (10980, 38416), (11712, 36015), (11760, 35868), (11956, 35280), (12005, 35136), (12348, 34160), (12810, 32928), (13664, 30870), (13720, 30744), (14112, 29890), (14406, 29280), (14640, 28812), (14945, 28224), (15372, 27440), (15435, 27328), (15680, 26901), (16464, 25620), (17080, 24696), (17568, 24010), (17640, 23912), (17934, 23520), (19208, 21960), (19215, 21952), (19520, 21609), (20160, 20923), (20496, 20580)]