217728

素因数分解:

$2^7\times 3^5\times 7^1$

素因数の和:36

約数の個数: 96

約数和(自身を含む): 742560

約数和(自身を除く): 524832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 243, 252, 288, 324, 336, 378, 384, 432, 448, 486, 504, 567, 576, 648, 672, 756, 864, 896, 972, 1008, 1134, 1152, 1296, 1344, 1512, 1701, 1728, 1944, 2016, 2268, 2592, 2688, 3024, 3402, 3456, 3888, 4032, 4536, 5184, 6048, 6804, 7776, 8064, 9072, 10368, 12096, 13608, 15552, 18144, 24192, 27216, 31104, 36288, 54432, 72576, 108864, 217728]

約数ペア:

[(1, 217728), (2, 108864), (3, 72576), (4, 54432), (6, 36288), (7, 31104), (8, 27216), (9, 24192), (12, 18144), (14, 15552), (16, 13608), (18, 12096), (21, 10368), (24, 9072), (27, 8064), (28, 7776), (32, 6804), (36, 6048), (42, 5184), (48, 4536), (54, 4032), (56, 3888), (63, 3456), (64, 3402), (72, 3024), (81, 2688), (84, 2592), (96, 2268), (108, 2016), (112, 1944), (126, 1728), (128, 1701), (144, 1512), (162, 1344), (168, 1296), (189, 1152), (192, 1134), (216, 1008), (224, 972), (243, 896), (252, 864), (288, 756), (324, 672), (336, 648), (378, 576), (384, 567), (432, 504), (448, 486)]