145981728

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:327

約数の個数: 144

約数和(自身を含む): 435891456

約数和(自身を除く): 289909728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 83, 93, 96, 124, 144, 166, 186, 197, 248, 249, 279, 288, 332, 372, 394, 496, 498, 558, 591, 664, 744, 747, 788, 992, 996, 1116, 1182, 1328, 1488, 1494, 1576, 1773, 1992, 2232, 2364, 2573, 2656, 2976, 2988, 3152, 3546, 3984, 4464, 4728, 5146, 5976, 6107, 6304, 7092, 7719, 7968, 8928, 9456, 10292, 11952, 12214, 14184, 15438, 16351, 18321, 18912, 20584, 23157, 23904, 24428, 28368, 30876, 32702, 36642, 41168, 46314, 48856, 49053, 54963, 56736, 61752, 65404, 73284, 82336, 92628, 97712, 98106, 109926, 123504, 130808, 146568, 147159, 185256, 195424, 196212, 219852, 247008, 261616, 293136, 294318, 370512, 392424, 439704, 506881, 523232, 586272, 588636, 741024, 784848, 879408, 1013762, 1177272, 1520643, 1569696, 1758816, 2027524, 2354544, 3041286, 4055048, 4561929, 4709088, 6082572, 8110096, 9123858, 12165144, 16220192, 18247716, 24330288, 36495432, 48660576, 72990864, 145981728]

約数ペア:

[(1, 145981728), (2, 72990864), (3, 48660576), (4, 36495432), (6, 24330288), (8, 18247716), (9, 16220192), (12, 12165144), (16, 9123858), (18, 8110096), (24, 6082572), (31, 4709088), (32, 4561929), (36, 4055048), (48, 3041286), (62, 2354544), (72, 2027524), (83, 1758816), (93, 1569696), (96, 1520643), (124, 1177272), (144, 1013762), (166, 879408), (186, 784848), (197, 741024), (248, 588636), (249, 586272), (279, 523232), (288, 506881), (332, 439704), (372, 392424), (394, 370512), (496, 294318), (498, 293136), (558, 261616), (591, 247008), (664, 219852), (744, 196212), (747, 195424), (788, 185256), (992, 147159), (996, 146568), (1116, 130808), (1182, 123504), (1328, 109926), (1488, 98106), (1494, 97712), (1576, 92628), (1773, 82336), (1992, 73284), (2232, 65404), (2364, 61752), (2573, 56736), (2656, 54963), (2976, 49053), (2988, 48856), (3152, 46314), (3546, 41168), (3984, 36642), (4464, 32702), (4728, 30876), (5146, 28368), (5976, 24428), (6107, 23904), (6304, 23157), (7092, 20584), (7719, 18912), (7968, 18321), (8928, 16351), (9456, 15438), (10292, 14184), (11952, 12214)]