20160168

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 61440000

約数和(自身を除く): 41279832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 49, 56, 62, 79, 84, 93, 98, 124, 147, 158, 168, 186, 196, 217, 237, 248, 294, 316, 343, 372, 392, 434, 474, 553, 588, 632, 651, 686, 744, 868, 948, 1029, 1106, 1176, 1302, 1372, 1519, 1659, 1736, 1896, 2058, 2212, 2449, 2604, 2744, 3038, 3318, 3871, 4116, 4424, 4557, 4898, 5208, 6076, 6636, 7347, 7742, 8232, 9114, 9796, 10633, 11613, 12152, 13272, 14694, 15484, 17143, 18228, 19592, 21266, 23226, 27097, 29388, 30968, 31899, 34286, 36456, 42532, 46452, 51429, 54194, 58776, 63798, 68572, 81291, 85064, 92904, 102858, 108388, 120001, 127596, 137144, 162582, 205716, 216776, 240002, 255192, 325164, 360003, 411432, 480004, 650328, 720006, 840007, 960008, 1440012, 1680014, 2520021, 2880024, 3360028, 5040042, 6720056, 10080084, 20160168]

約数ペア:

[(1, 20160168), (2, 10080084), (3, 6720056), (4, 5040042), (6, 3360028), (7, 2880024), (8, 2520021), (12, 1680014), (14, 1440012), (21, 960008), (24, 840007), (28, 720006), (31, 650328), (42, 480004), (49, 411432), (56, 360003), (62, 325164), (79, 255192), (84, 240002), (93, 216776), (98, 205716), (124, 162582), (147, 137144), (158, 127596), (168, 120001), (186, 108388), (196, 102858), (217, 92904), (237, 85064), (248, 81291), (294, 68572), (316, 63798), (343, 58776), (372, 54194), (392, 51429), (434, 46452), (474, 42532), (553, 36456), (588, 34286), (632, 31899), (651, 30968), (686, 29388), (744, 27097), (868, 23226), (948, 21266), (1029, 19592), (1106, 18228), (1176, 17143), (1302, 15484), (1372, 14694), (1519, 13272), (1659, 12152), (1736, 11613), (1896, 10633), (2058, 9796), (2212, 9114), (2449, 8232), (2604, 7742), (2744, 7347), (3038, 6636), (3318, 6076), (3871, 5208), (4116, 4898), (4424, 4557)]