721668096

素因数分解:

$2^{11}\times 3^3\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:483

約数の個数: 192

約数和(自身を含む): 2211955200

約数和(自身を除く): 1490287104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 93, 96, 108, 124, 128, 144, 186, 192, 216, 248, 256, 279, 288, 372, 384, 421, 432, 496, 512, 558, 576, 744, 768, 837, 842, 864, 992, 1024, 1116, 1152, 1263, 1488, 1536, 1674, 1684, 1728, 1984, 2048, 2232, 2304, 2526, 2976, 3072, 3348, 3368, 3456, 3789, 3968, 4464, 4608, 5052, 5952, 6144, 6696, 6736, 6912, 7578, 7936, 8928, 9216, 10104, 11367, 11904, 13051, 13392, 13472, 13824, 15156, 15872, 17856, 18432, 20208, 22734, 23808, 26102, 26784, 26944, 27648, 30312, 31744, 35712, 39153, 40416, 45468, 47616, 52204, 53568, 53888, 55296, 60624, 63488, 71424, 78306, 80832, 90936, 95232, 104408, 107136, 107776, 117459, 121248, 142848, 156612, 161664, 181872, 190464, 208816, 214272, 215552, 234918, 242496, 285696, 313224, 323328, 352377, 363744, 417632, 428544, 431104, 469836, 484992, 571392, 626448, 646656, 704754, 727488, 835264, 857088, 862208, 939672, 969984, 1252896, 1293312, 1409508, 1454976, 1670528, 1714176, 1879344, 1939968, 2505792, 2586624, 2819016, 2909952, 3341056, 3758688, 3879936, 5011584, 5638032, 5819904, 6682112, 7517376, 7759872, 10023168, 11276064, 11639808, 13364224, 15034752, 20046336, 22552128, 23279616, 26728448, 30069504, 40092672, 45104256, 60139008, 80185344, 90208512, 120278016, 180417024, 240556032, 360834048, 721668096]

約数ペア:

[(1, 721668096), (2, 360834048), (3, 240556032), (4, 180417024), (6, 120278016), (8, 90208512), (9, 80185344), (12, 60139008), (16, 45104256), (18, 40092672), (24, 30069504), (27, 26728448), (31, 23279616), (32, 22552128), (36, 20046336), (48, 15034752), (54, 13364224), (62, 11639808), (64, 11276064), (72, 10023168), (93, 7759872), (96, 7517376), (108, 6682112), (124, 5819904), (128, 5638032), (144, 5011584), (186, 3879936), (192, 3758688), (216, 3341056), (248, 2909952), (256, 2819016), (279, 2586624), (288, 2505792), (372, 1939968), (384, 1879344), (421, 1714176), (432, 1670528), (496, 1454976), (512, 1409508), (558, 1293312), (576, 1252896), (744, 969984), (768, 939672), (837, 862208), (842, 857088), (864, 835264), (992, 727488), (1024, 704754), (1116, 646656), (1152, 626448), (1263, 571392), (1488, 484992), (1536, 469836), (1674, 431104), (1684, 428544), (1728, 417632), (1984, 363744), (2048, 352377), (2232, 323328), (2304, 313224), (2526, 285696), (2976, 242496), (3072, 234918), (3348, 215552), (3368, 214272), (3456, 208816), (3789, 190464), (3968, 181872), (4464, 161664), (4608, 156612), (5052, 142848), (5952, 121248), (6144, 117459), (6696, 107776), (6736, 107136), (6912, 104408), (7578, 95232), (7936, 90936), (8928, 80832), (9216, 78306), (10104, 71424), (11367, 63488), (11904, 60624), (13051, 55296), (13392, 53888), (13472, 53568), (13824, 52204), (15156, 47616), (15872, 45468), (17856, 40416), (18432, 39153), (20208, 35712), (22734, 31744), (23808, 30312), (26102, 27648), (26784, 26944)]