30385920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:258

約数の個数: 144

約数和(自身を含む): 99927072

約数和(自身を除く): 69541152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 128, 160, 164, 192, 193, 205, 240, 246, 256, 320, 328, 384, 386, 410, 480, 492, 579, 615, 640, 656, 768, 772, 820, 960, 965, 984, 1158, 1230, 1280, 1312, 1544, 1640, 1920, 1930, 1968, 2316, 2460, 2624, 2895, 3088, 3280, 3840, 3860, 3936, 4632, 4920, 5248, 5790, 6176, 6560, 7720, 7872, 7913, 9264, 9840, 10496, 11580, 12352, 13120, 15440, 15744, 15826, 18528, 19680, 23160, 23739, 24704, 26240, 30880, 31488, 31652, 37056, 39360, 39565, 46320, 47478, 49408, 52480, 61760, 63304, 74112, 78720, 79130, 92640, 94956, 118695, 123520, 126608, 148224, 157440, 158260, 185280, 189912, 237390, 247040, 253216, 316520, 370560, 379824, 474780, 506432, 633040, 741120, 759648, 949560, 1012864, 1266080, 1519296, 1899120, 2025728, 2532160, 3038592, 3798240, 5064320, 6077184, 7596480, 10128640, 15192960, 30385920]

約数ペア:

[(1, 30385920), (2, 15192960), (3, 10128640), (4, 7596480), (5, 6077184), (6, 5064320), (8, 3798240), (10, 3038592), (12, 2532160), (15, 2025728), (16, 1899120), (20, 1519296), (24, 1266080), (30, 1012864), (32, 949560), (40, 759648), (41, 741120), (48, 633040), (60, 506432), (64, 474780), (80, 379824), (82, 370560), (96, 316520), (120, 253216), (123, 247040), (128, 237390), (160, 189912), (164, 185280), (192, 158260), (193, 157440), (205, 148224), (240, 126608), (246, 123520), (256, 118695), (320, 94956), (328, 92640), (384, 79130), (386, 78720), (410, 74112), (480, 63304), (492, 61760), (579, 52480), (615, 49408), (640, 47478), (656, 46320), (768, 39565), (772, 39360), (820, 37056), (960, 31652), (965, 31488), (984, 30880), (1158, 26240), (1230, 24704), (1280, 23739), (1312, 23160), (1544, 19680), (1640, 18528), (1920, 15826), (1930, 15744), (1968, 15440), (2316, 13120), (2460, 12352), (2624, 11580), (2895, 10496), (3088, 9840), (3280, 9264), (3840, 7913), (3860, 7872), (3936, 7720), (4632, 6560), (4920, 6176), (5248, 5790)]