15820228736

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{1171}}^1$

素因数の和:1574

約数の個数: 128

約数和(自身を含む): 35547603840

約数和(自身を除く): 19727375104

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 128, 184, 208, 299, 353, 368, 416, 598, 706, 736, 832, 1171, 1196, 1412, 1472, 1664, 2342, 2392, 2824, 2944, 4589, 4684, 4784, 5648, 8119, 9178, 9368, 9568, 11296, 15223, 16238, 18356, 18736, 19136, 22592, 26933, 30446, 32476, 36712, 37472, 38272, 45184, 53866, 60892, 64952, 73424, 74944, 105547, 107732, 121784, 129904, 146848, 149888, 211094, 215464, 243568, 259808, 293696, 350129, 413363, 422188, 430928, 487136, 519616, 587392, 700258, 826726, 844376, 861856, 974272, 1039232, 1400516, 1653452, 1688752, 1723712, 1948544, 2801032, 3306904, 3377504, 3447424, 5373719, 5602064, 6613808, 6755008, 9507349, 10747438, 11204128, 13227616, 13510016, 19014698, 21494876, 22408256, 26455232, 38029396, 42989752, 44816512, 52910464, 76058792, 85979504, 123595537, 152117584, 171959008, 247191074, 304235168, 343918016, 494382148, 608470336, 687836032, 988764296, 1216940672, 1977528592, 3955057184, 7910114368, 15820228736]

約数ペア:

[(1, 15820228736), (2, 7910114368), (4, 3955057184), (8, 1977528592), (13, 1216940672), (16, 988764296), (23, 687836032), (26, 608470336), (32, 494382148), (46, 343918016), (52, 304235168), (64, 247191074), (92, 171959008), (104, 152117584), (128, 123595537), (184, 85979504), (208, 76058792), (299, 52910464), (353, 44816512), (368, 42989752), (416, 38029396), (598, 26455232), (706, 22408256), (736, 21494876), (832, 19014698), (1171, 13510016), (1196, 13227616), (1412, 11204128), (1472, 10747438), (1664, 9507349), (2342, 6755008), (2392, 6613808), (2824, 5602064), (2944, 5373719), (4589, 3447424), (4684, 3377504), (4784, 3306904), (5648, 2801032), (8119, 1948544), (9178, 1723712), (9368, 1688752), (9568, 1653452), (11296, 1400516), (15223, 1039232), (16238, 974272), (18356, 861856), (18736, 844376), (19136, 826726), (22592, 700258), (26933, 587392), (30446, 519616), (32476, 487136), (36712, 430928), (37472, 422188), (38272, 413363), (45184, 350129), (53866, 293696), (60892, 259808), (64952, 243568), (73424, 215464), (74944, 211094), (105547, 149888), (107732, 146848), (121784, 129904)]