308127680

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:531

約数の個数: 168

約数和(自身を含む): 875281968

約数和(自身を除く): 567154288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 49, 56, 64, 70, 80, 86, 98, 112, 140, 160, 172, 196, 215, 224, 245, 280, 301, 320, 344, 392, 430, 448, 457, 490, 560, 602, 688, 784, 860, 914, 980, 1120, 1204, 1376, 1505, 1568, 1720, 1828, 1960, 2107, 2240, 2285, 2408, 2752, 3010, 3136, 3199, 3440, 3656, 3920, 4214, 4570, 4816, 6020, 6398, 6880, 7312, 7840, 8428, 9140, 9632, 10535, 12040, 12796, 13760, 14624, 15680, 15995, 16856, 18280, 19264, 19651, 21070, 22393, 24080, 25592, 29248, 31990, 33712, 36560, 39302, 42140, 44786, 48160, 51184, 63980, 67424, 73120, 78604, 84280, 89572, 96320, 98255, 102368, 111965, 127960, 134848, 137557, 146240, 157208, 168560, 179144, 196510, 204736, 223930, 255920, 275114, 314416, 337120, 358288, 393020, 447860, 511840, 550228, 628832, 674240, 687785, 716576, 786040, 895720, 962899, 1023680, 1100456, 1257664, 1375570, 1433152, 1572080, 1791440, 1925798, 2200912, 2751140, 3144160, 3582880, 3851596, 4401824, 4814495, 5502280, 6288320, 7165760, 7703192, 8803648, 9628990, 11004560, 15406384, 19257980, 22009120, 30812768, 38515960, 44018240, 61625536, 77031920, 154063840, 308127680]

約数ペア:

[(1, 308127680), (2, 154063840), (4, 77031920), (5, 61625536), (7, 44018240), (8, 38515960), (10, 30812768), (14, 22009120), (16, 19257980), (20, 15406384), (28, 11004560), (32, 9628990), (35, 8803648), (40, 7703192), (43, 7165760), (49, 6288320), (56, 5502280), (64, 4814495), (70, 4401824), (80, 3851596), (86, 3582880), (98, 3144160), (112, 2751140), (140, 2200912), (160, 1925798), (172, 1791440), (196, 1572080), (215, 1433152), (224, 1375570), (245, 1257664), (280, 1100456), (301, 1023680), (320, 962899), (344, 895720), (392, 786040), (430, 716576), (448, 687785), (457, 674240), (490, 628832), (560, 550228), (602, 511840), (688, 447860), (784, 393020), (860, 358288), (914, 337120), (980, 314416), (1120, 275114), (1204, 255920), (1376, 223930), (1505, 204736), (1568, 196510), (1720, 179144), (1828, 168560), (1960, 157208), (2107, 146240), (2240, 137557), (2285, 134848), (2408, 127960), (2752, 111965), (3010, 102368), (3136, 98255), (3199, 96320), (3440, 89572), (3656, 84280), (3920, 78604), (4214, 73120), (4570, 67424), (4816, 63980), (6020, 51184), (6398, 48160), (6880, 44786), (7312, 42140), (7840, 39302), (8428, 36560), (9140, 33712), (9632, 31990), (10535, 29248), (12040, 25592), (12796, 24080), (13760, 22393), (14624, 21070), (15680, 19651), (15995, 19264), (16856, 18280)]