28290080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:131

約数の個数: 192

約数和(自身を含む): 86365440

約数和(自身を除く): 58075360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 29, 32, 35, 40, 52, 56, 58, 65, 67, 70, 80, 91, 104, 112, 116, 130, 134, 140, 145, 160, 182, 203, 208, 224, 232, 260, 268, 280, 290, 335, 364, 377, 406, 416, 455, 464, 469, 520, 536, 560, 580, 670, 728, 754, 812, 871, 910, 928, 938, 1015, 1040, 1072, 1120, 1160, 1340, 1456, 1508, 1624, 1742, 1820, 1876, 1885, 1943, 2030, 2080, 2144, 2320, 2345, 2639, 2680, 2912, 3016, 3248, 3484, 3640, 3752, 3770, 3886, 4060, 4355, 4640, 4690, 5278, 5360, 6032, 6097, 6496, 6968, 7280, 7504, 7540, 7772, 8120, 8710, 9380, 9715, 10556, 10720, 12064, 12194, 13195, 13601, 13936, 14560, 15008, 15080, 15544, 16240, 17420, 18760, 19430, 21112, 24388, 25259, 26390, 27202, 27872, 30160, 30485, 31088, 32480, 34840, 37520, 38860, 42224, 48776, 50518, 52780, 54404, 60320, 60970, 62176, 68005, 69680, 75040, 77720, 84448, 97552, 101036, 105560, 108808, 121940, 126295, 136010, 139360, 155440, 176813, 195104, 202072, 211120, 217616, 243880, 252590, 272020, 310880, 353626, 404144, 422240, 435232, 487760, 505180, 544040, 707252, 808288, 884065, 975520, 1010360, 1088080, 1414504, 1768130, 2020720, 2176160, 2829008, 3536260, 4041440, 5658016, 7072520, 14145040, 28290080]

約数ペア:

[(1, 28290080), (2, 14145040), (4, 7072520), (5, 5658016), (7, 4041440), (8, 3536260), (10, 2829008), (13, 2176160), (14, 2020720), (16, 1768130), (20, 1414504), (26, 1088080), (28, 1010360), (29, 975520), (32, 884065), (35, 808288), (40, 707252), (52, 544040), (56, 505180), (58, 487760), (65, 435232), (67, 422240), (70, 404144), (80, 353626), (91, 310880), (104, 272020), (112, 252590), (116, 243880), (130, 217616), (134, 211120), (140, 202072), (145, 195104), (160, 176813), (182, 155440), (203, 139360), (208, 136010), (224, 126295), (232, 121940), (260, 108808), (268, 105560), (280, 101036), (290, 97552), (335, 84448), (364, 77720), (377, 75040), (406, 69680), (416, 68005), (455, 62176), (464, 60970), (469, 60320), (520, 54404), (536, 52780), (560, 50518), (580, 48776), (670, 42224), (728, 38860), (754, 37520), (812, 34840), (871, 32480), (910, 31088), (928, 30485), (938, 30160), (1015, 27872), (1040, 27202), (1072, 26390), (1120, 25259), (1160, 24388), (1340, 21112), (1456, 19430), (1508, 18760), (1624, 17420), (1742, 16240), (1820, 15544), (1876, 15080), (1885, 15008), (1943, 14560), (2030, 13936), (2080, 13601), (2144, 13195), (2320, 12194), (2345, 12064), (2639, 10720), (2680, 10556), (2912, 9715), (3016, 9380), (3248, 8710), (3484, 8120), (3640, 7772), (3752, 7540), (3770, 7504), (3886, 7280), (4060, 6968), (4355, 6496), (4640, 6097), (4690, 6032), (5278, 5360)]