15691561984

素因数分解:

$2^{10}\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:674

約数の個数: 176

約数和(自身を含む): 37140768000

約数和(自身を除く): 21449206016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 107, 112, 128, 164, 214, 224, 256, 287, 328, 428, 448, 499, 512, 574, 656, 749, 856, 896, 998, 1024, 1148, 1312, 1498, 1712, 1792, 1996, 2296, 2624, 2996, 3424, 3493, 3584, 3992, 4387, 4592, 5248, 5992, 6848, 6986, 7168, 7984, 8774, 9184, 10496, 11984, 13696, 13972, 15968, 17548, 18368, 20459, 20992, 23968, 27392, 27944, 30709, 31936, 35096, 36736, 40918, 41984, 47936, 53393, 54784, 55888, 61418, 63872, 70192, 73472, 81836, 95872, 106786, 109568, 111776, 122836, 127744, 140384, 143213, 146944, 163672, 191744, 213572, 223552, 245672, 255488, 280768, 286426, 293888, 327344, 373751, 383488, 427144, 447104, 491344, 510976, 561536, 572852, 654688, 747502, 766976, 854288, 894208, 982688, 1123072, 1145704, 1309376, 1495004, 1708576, 1788416, 1965376, 2189113, 2246144, 2291408, 2618752, 2990008, 3417152, 3576832, 3930752, 4378226, 4492288, 4582816, 5237504, 5980016, 6834304, 7861504, 8756452, 9165632, 10475008, 11960032, 13668608, 15323791, 15723008, 17512904, 18331264, 20950016, 23920064, 27337216, 30647582, 31446016, 35025808, 36662528, 47840128, 54674432, 61295164, 70051616, 73325056, 95680256, 122590328, 140103232, 146650112, 191360512, 245180656, 280206464, 382721024, 490361312, 560412928, 980722624, 1120825856, 1961445248, 2241651712, 3922890496, 7845780992, 15691561984]

約数ペア:

[(1, 15691561984), (2, 7845780992), (4, 3922890496), (7, 2241651712), (8, 1961445248), (14, 1120825856), (16, 980722624), (28, 560412928), (32, 490361312), (41, 382721024), (56, 280206464), (64, 245180656), (82, 191360512), (107, 146650112), (112, 140103232), (128, 122590328), (164, 95680256), (214, 73325056), (224, 70051616), (256, 61295164), (287, 54674432), (328, 47840128), (428, 36662528), (448, 35025808), (499, 31446016), (512, 30647582), (574, 27337216), (656, 23920064), (749, 20950016), (856, 18331264), (896, 17512904), (998, 15723008), (1024, 15323791), (1148, 13668608), (1312, 11960032), (1498, 10475008), (1712, 9165632), (1792, 8756452), (1996, 7861504), (2296, 6834304), (2624, 5980016), (2996, 5237504), (3424, 4582816), (3493, 4492288), (3584, 4378226), (3992, 3930752), (4387, 3576832), (4592, 3417152), (5248, 2990008), (5992, 2618752), (6848, 2291408), (6986, 2246144), (7168, 2189113), (7984, 1965376), (8774, 1788416), (9184, 1708576), (10496, 1495004), (11984, 1309376), (13696, 1145704), (13972, 1123072), (15968, 982688), (17548, 894208), (18368, 854288), (20459, 766976), (20992, 747502), (23968, 654688), (27392, 572852), (27944, 561536), (30709, 510976), (31936, 491344), (35096, 447104), (36736, 427144), (40918, 383488), (41984, 373751), (47936, 327344), (53393, 293888), (54784, 286426), (55888, 280768), (61418, 255488), (63872, 245672), (70192, 223552), (73472, 213572), (81836, 191744), (95872, 163672), (106786, 146944), (109568, 143213), (111776, 140384), (122836, 127744)]