71817984

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:163

約数の個数: 216

約数和(自身を含む): 243824672

約数和(自身を除く): 172006688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 61, 63, 64, 72, 73, 84, 96, 112, 122, 126, 128, 144, 146, 168, 183, 192, 219, 224, 244, 252, 256, 288, 292, 336, 366, 384, 427, 438, 448, 488, 504, 511, 549, 576, 584, 657, 672, 732, 768, 854, 876, 896, 976, 1008, 1022, 1098, 1152, 1168, 1281, 1314, 1344, 1464, 1533, 1708, 1752, 1792, 1952, 2016, 2044, 2196, 2304, 2336, 2562, 2628, 2688, 2928, 3066, 3416, 3504, 3843, 3904, 4032, 4088, 4392, 4453, 4599, 4672, 5124, 5256, 5376, 5856, 6132, 6832, 7008, 7686, 7808, 8064, 8176, 8784, 8906, 9198, 9344, 10248, 10512, 11712, 12264, 13359, 13664, 14016, 15372, 15616, 16128, 16352, 17568, 17812, 18396, 18688, 20496, 21024, 23424, 24528, 26718, 27328, 28032, 30744, 31171, 32704, 35136, 35624, 36792, 40077, 40992, 42048, 46848, 49056, 53436, 54656, 56064, 61488, 62342, 65408, 70272, 71248, 73584, 80154, 81984, 84096, 93513, 98112, 106872, 109312, 122976, 124684, 130816, 140544, 142496, 147168, 160308, 163968, 168192, 187026, 196224, 213744, 245952, 249368, 280539, 284992, 294336, 320616, 327936, 374052, 392448, 427488, 491904, 498736, 561078, 569984, 588672, 641232, 748104, 854976, 983808, 997472, 1122156, 1139968, 1177344, 1282464, 1496208, 1709952, 1994944, 2244312, 2564928, 2992416, 3419904, 3989888, 4488624, 5129856, 5984832, 7979776, 8977248, 10259712, 11969664, 17954496, 23939328, 35908992, 71817984]

約数ペア:

[(1, 71817984), (2, 35908992), (3, 23939328), (4, 17954496), (6, 11969664), (7, 10259712), (8, 8977248), (9, 7979776), (12, 5984832), (14, 5129856), (16, 4488624), (18, 3989888), (21, 3419904), (24, 2992416), (28, 2564928), (32, 2244312), (36, 1994944), (42, 1709952), (48, 1496208), (56, 1282464), (61, 1177344), (63, 1139968), (64, 1122156), (72, 997472), (73, 983808), (84, 854976), (96, 748104), (112, 641232), (122, 588672), (126, 569984), (128, 561078), (144, 498736), (146, 491904), (168, 427488), (183, 392448), (192, 374052), (219, 327936), (224, 320616), (244, 294336), (252, 284992), (256, 280539), (288, 249368), (292, 245952), (336, 213744), (366, 196224), (384, 187026), (427, 168192), (438, 163968), (448, 160308), (488, 147168), (504, 142496), (511, 140544), (549, 130816), (576, 124684), (584, 122976), (657, 109312), (672, 106872), (732, 98112), (768, 93513), (854, 84096), (876, 81984), (896, 80154), (976, 73584), (1008, 71248), (1022, 70272), (1098, 65408), (1152, 62342), (1168, 61488), (1281, 56064), (1314, 54656), (1344, 53436), (1464, 49056), (1533, 46848), (1708, 42048), (1752, 40992), (1792, 40077), (1952, 36792), (2016, 35624), (2044, 35136), (2196, 32704), (2304, 31171), (2336, 30744), (2562, 28032), (2628, 27328), (2688, 26718), (2928, 24528), (3066, 23424), (3416, 21024), (3504, 20496), (3843, 18688), (3904, 18396), (4032, 17812), (4088, 17568), (4392, 16352), (4453, 16128), (4599, 15616), (4672, 15372), (5124, 14016), (5256, 13664), (5376, 13359), (5856, 12264), (6132, 11712), (6832, 10512), (7008, 10248), (7686, 9344), (7808, 9198), (8064, 8906), (8176, 8784)]