321259536

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:390

約数の個数: 180

約数和(自身を含む): 999446448

約数和(自身を除く): 678186912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 43, 48, 52, 72, 78, 86, 104, 117, 129, 144, 156, 169, 172, 208, 234, 258, 307, 312, 338, 344, 387, 468, 507, 516, 559, 614, 624, 676, 688, 774, 921, 936, 1014, 1032, 1118, 1228, 1352, 1521, 1548, 1677, 1842, 1872, 2028, 2064, 2236, 2456, 2704, 2763, 3042, 3096, 3354, 3684, 3991, 4056, 4472, 4912, 5031, 5526, 6084, 6192, 6708, 7267, 7368, 7982, 8112, 8944, 10062, 11052, 11973, 12168, 13201, 13416, 14534, 14736, 15964, 20124, 21801, 22104, 23946, 24336, 26402, 26832, 29068, 31928, 35919, 39603, 40248, 43602, 44208, 47892, 51883, 52804, 58136, 63856, 65403, 71838, 79206, 80496, 87204, 95784, 103766, 105608, 116272, 118809, 130806, 143676, 155649, 158412, 171613, 174408, 191568, 207532, 211216, 237618, 261612, 287352, 311298, 316824, 343226, 348816, 415064, 466947, 475236, 514839, 523224, 574704, 622596, 633648, 686452, 830128, 933894, 950472, 1029678, 1046448, 1245192, 1372904, 1544517, 1867788, 1900944, 2059356, 2230969, 2490384, 2745808, 3089034, 3735576, 4118712, 4461938, 6178068, 6692907, 7471152, 8237424, 8923876, 12356136, 13385814, 17847752, 20078721, 24712272, 26771628, 35695504, 40157442, 53543256, 80314884, 107086512, 160629768, 321259536]

約数ペア:

[(1, 321259536), (2, 160629768), (3, 107086512), (4, 80314884), (6, 53543256), (8, 40157442), (9, 35695504), (12, 26771628), (13, 24712272), (16, 20078721), (18, 17847752), (24, 13385814), (26, 12356136), (36, 8923876), (39, 8237424), (43, 7471152), (48, 6692907), (52, 6178068), (72, 4461938), (78, 4118712), (86, 3735576), (104, 3089034), (117, 2745808), (129, 2490384), (144, 2230969), (156, 2059356), (169, 1900944), (172, 1867788), (208, 1544517), (234, 1372904), (258, 1245192), (307, 1046448), (312, 1029678), (338, 950472), (344, 933894), (387, 830128), (468, 686452), (507, 633648), (516, 622596), (559, 574704), (614, 523224), (624, 514839), (676, 475236), (688, 466947), (774, 415064), (921, 348816), (936, 343226), (1014, 316824), (1032, 311298), (1118, 287352), (1228, 261612), (1352, 237618), (1521, 211216), (1548, 207532), (1677, 191568), (1842, 174408), (1872, 171613), (2028, 158412), (2064, 155649), (2236, 143676), (2456, 130806), (2704, 118809), (2763, 116272), (3042, 105608), (3096, 103766), (3354, 95784), (3684, 87204), (3991, 80496), (4056, 79206), (4472, 71838), (4912, 65403), (5031, 63856), (5526, 58136), (6084, 52804), (6192, 51883), (6708, 47892), (7267, 44208), (7368, 43602), (7982, 40248), (8112, 39603), (8944, 35919), (10062, 31928), (11052, 29068), (11973, 26832), (12168, 26402), (13201, 24336), (13416, 23946), (14534, 22104), (14736, 21801), (15964, 20124)]