217889784

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2719}}^1$

素因数の和:2794

約数の個数: 128

約数和(自身を含む): 705024000

約数和(自身を除く): 487134216

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 53, 54, 56, 63, 72, 84, 106, 108, 126, 159, 168, 189, 212, 216, 252, 318, 371, 378, 424, 477, 504, 636, 742, 756, 954, 1113, 1272, 1431, 1484, 1512, 1908, 2226, 2719, 2862, 2968, 3339, 3816, 4452, 5438, 5724, 6678, 8157, 8904, 10017, 10876, 11448, 13356, 16314, 19033, 20034, 21752, 24471, 26712, 32628, 38066, 40068, 48942, 57099, 65256, 73413, 76132, 80136, 97884, 114198, 144107, 146826, 152264, 171297, 195768, 228396, 288214, 293652, 342594, 432321, 456792, 513891, 576428, 587304, 685188, 864642, 1008749, 1027782, 1152856, 1296963, 1370376, 1729284, 2017498, 2055564, 2593926, 3026247, 3458568, 3890889, 4034996, 4111128, 5187852, 6052494, 7781778, 8069992, 9078741, 10375704, 12104988, 15563556, 18157482, 24209976, 27236223, 31127112, 36314964, 54472446, 72629928, 108944892, 217889784]

約数ペア:

[(1, 217889784), (2, 108944892), (3, 72629928), (4, 54472446), (6, 36314964), (7, 31127112), (8, 27236223), (9, 24209976), (12, 18157482), (14, 15563556), (18, 12104988), (21, 10375704), (24, 9078741), (27, 8069992), (28, 7781778), (36, 6052494), (42, 5187852), (53, 4111128), (54, 4034996), (56, 3890889), (63, 3458568), (72, 3026247), (84, 2593926), (106, 2055564), (108, 2017498), (126, 1729284), (159, 1370376), (168, 1296963), (189, 1152856), (212, 1027782), (216, 1008749), (252, 864642), (318, 685188), (371, 587304), (378, 576428), (424, 513891), (477, 456792), (504, 432321), (636, 342594), (742, 293652), (756, 288214), (954, 228396), (1113, 195768), (1272, 171297), (1431, 152264), (1484, 146826), (1512, 144107), (1908, 114198), (2226, 97884), (2719, 80136), (2862, 76132), (2968, 73413), (3339, 65256), (3816, 57099), (4452, 48942), (5438, 40068), (5724, 38066), (6678, 32628), (8157, 26712), (8904, 24471), (10017, 21752), (10876, 20034), (11448, 19033), (13356, 16314)]