221579072

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 168

約数和(自身を含む): 544836096

約数和(自身を除く): 323257024

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 32, 44, 52, 62, 64, 71, 88, 104, 121, 124, 142, 143, 176, 208, 242, 248, 284, 286, 341, 352, 403, 416, 484, 496, 568, 572, 682, 704, 781, 806, 832, 923, 968, 992, 1136, 1144, 1364, 1562, 1573, 1612, 1846, 1936, 1984, 2201, 2272, 2288, 2728, 3124, 3146, 3224, 3692, 3751, 3872, 4402, 4433, 4544, 4576, 5456, 6248, 6292, 6448, 7384, 7502, 7744, 8591, 8804, 8866, 9152, 10153, 10912, 12496, 12584, 12896, 14768, 15004, 17182, 17608, 17732, 20306, 21824, 24211, 24992, 25168, 25792, 28613, 29536, 30008, 34364, 35216, 35464, 40612, 48422, 48763, 49984, 50336, 57226, 59072, 60016, 68728, 70432, 70928, 81224, 96844, 97526, 100672, 111683, 114452, 120032, 137456, 140864, 141856, 162448, 193688, 195052, 223366, 228904, 240064, 266321, 274912, 283712, 314743, 324896, 387376, 390104, 446732, 457808, 532642, 549824, 629486, 649792, 774752, 780208, 893464, 915616, 1065284, 1258972, 1549504, 1560416, 1786928, 1831232, 2130568, 2517944, 3120832, 3462173, 3573856, 4261136, 5035888, 6924346, 7147712, 8522272, 10071776, 13848692, 17044544, 20143552, 27697384, 55394768, 110789536, 221579072]

約数ペア:

[(1, 221579072), (2, 110789536), (4, 55394768), (8, 27697384), (11, 20143552), (13, 17044544), (16, 13848692), (22, 10071776), (26, 8522272), (31, 7147712), (32, 6924346), (44, 5035888), (52, 4261136), (62, 3573856), (64, 3462173), (71, 3120832), (88, 2517944), (104, 2130568), (121, 1831232), (124, 1786928), (142, 1560416), (143, 1549504), (176, 1258972), (208, 1065284), (242, 915616), (248, 893464), (284, 780208), (286, 774752), (341, 649792), (352, 629486), (403, 549824), (416, 532642), (484, 457808), (496, 446732), (568, 390104), (572, 387376), (682, 324896), (704, 314743), (781, 283712), (806, 274912), (832, 266321), (923, 240064), (968, 228904), (992, 223366), (1136, 195052), (1144, 193688), (1364, 162448), (1562, 141856), (1573, 140864), (1612, 137456), (1846, 120032), (1936, 114452), (1984, 111683), (2201, 100672), (2272, 97526), (2288, 96844), (2728, 81224), (3124, 70928), (3146, 70432), (3224, 68728), (3692, 60016), (3751, 59072), (3872, 57226), (4402, 50336), (4433, 49984), (4544, 48763), (4576, 48422), (5456, 40612), (6248, 35464), (6292, 35216), (6448, 34364), (7384, 30008), (7502, 29536), (7744, 28613), (8591, 25792), (8804, 25168), (8866, 24992), (9152, 24211), (10153, 21824), (10912, 20306), (12496, 17732), (12584, 17608), (12896, 17182), (14768, 15004)]