81659568

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:299

約数の個数: 160

約数和(自身を含む): 246412800

約数和(自身を除く): 164753232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 23, 24, 34, 38, 46, 48, 51, 57, 68, 69, 76, 92, 102, 114, 136, 138, 152, 184, 204, 228, 229, 272, 276, 304, 323, 368, 391, 408, 437, 456, 458, 552, 646, 687, 782, 816, 874, 912, 916, 969, 1104, 1173, 1292, 1311, 1374, 1564, 1748, 1832, 1938, 2346, 2584, 2622, 2748, 3128, 3496, 3664, 3876, 3893, 4351, 4692, 5168, 5244, 5267, 5496, 6256, 6992, 7429, 7752, 7786, 8702, 9384, 10488, 10534, 10992, 11679, 13053, 14858, 15504, 15572, 15801, 17404, 18768, 20976, 21068, 22287, 23358, 26106, 29716, 31144, 31602, 34808, 42136, 44574, 46716, 52212, 59432, 62288, 63204, 69616, 73967, 84272, 89148, 89539, 93432, 100073, 104424, 118864, 126408, 147934, 178296, 179078, 186864, 200146, 208848, 221901, 252816, 268617, 295868, 300219, 356592, 358156, 400292, 443802, 537234, 591736, 600438, 716312, 800584, 887604, 1074468, 1183472, 1200876, 1432624, 1601168, 1701241, 1775208, 2148936, 2401752, 3402482, 3550416, 4297872, 4803504, 5103723, 6804964, 10207446, 13609928, 20414892, 27219856, 40829784, 81659568]

約数ペア:

[(1, 81659568), (2, 40829784), (3, 27219856), (4, 20414892), (6, 13609928), (8, 10207446), (12, 6804964), (16, 5103723), (17, 4803504), (19, 4297872), (23, 3550416), (24, 3402482), (34, 2401752), (38, 2148936), (46, 1775208), (48, 1701241), (51, 1601168), (57, 1432624), (68, 1200876), (69, 1183472), (76, 1074468), (92, 887604), (102, 800584), (114, 716312), (136, 600438), (138, 591736), (152, 537234), (184, 443802), (204, 400292), (228, 358156), (229, 356592), (272, 300219), (276, 295868), (304, 268617), (323, 252816), (368, 221901), (391, 208848), (408, 200146), (437, 186864), (456, 179078), (458, 178296), (552, 147934), (646, 126408), (687, 118864), (782, 104424), (816, 100073), (874, 93432), (912, 89539), (916, 89148), (969, 84272), (1104, 73967), (1173, 69616), (1292, 63204), (1311, 62288), (1374, 59432), (1564, 52212), (1748, 46716), (1832, 44574), (1938, 42136), (2346, 34808), (2584, 31602), (2622, 31144), (2748, 29716), (3128, 26106), (3496, 23358), (3664, 22287), (3876, 21068), (3893, 20976), (4351, 18768), (4692, 17404), (5168, 15801), (5244, 15572), (5267, 15504), (5496, 14858), (6256, 13053), (6992, 11679), (7429, 10992), (7752, 10534), (7786, 10488), (8702, 9384)]