406972160

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{857}}^1$

素因数の和:938

約数の個数: 144

約数和(自身を含む): 1136431296

約数和(自身を除く): 729459136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 212, 224, 256, 265, 280, 320, 371, 424, 448, 530, 560, 640, 742, 848, 857, 896, 1060, 1120, 1280, 1484, 1696, 1714, 1792, 1855, 2120, 2240, 2968, 3392, 3428, 3710, 4240, 4285, 4480, 5936, 5999, 6784, 6856, 7420, 8480, 8570, 8960, 11872, 11998, 13568, 13712, 14840, 16960, 17140, 23744, 23996, 27424, 29680, 29995, 33920, 34280, 45421, 47488, 47992, 54848, 59360, 59990, 67840, 68560, 90842, 94976, 95984, 109696, 118720, 119980, 137120, 181684, 191968, 219392, 227105, 237440, 239960, 274240, 317947, 363368, 383936, 454210, 474880, 479920, 548480, 635894, 726736, 767872, 908420, 959840, 1096960, 1271788, 1453472, 1535744, 1589735, 1816840, 1919680, 2543576, 2906944, 3179470, 3633680, 3839360, 5087152, 5813888, 6358940, 7267360, 7678720, 10174304, 11627776, 12717880, 14534720, 20348608, 25435760, 29069440, 40697216, 50871520, 58138880, 81394432, 101743040, 203486080, 406972160]

約数ペア:

[(1, 406972160), (2, 203486080), (4, 101743040), (5, 81394432), (7, 58138880), (8, 50871520), (10, 40697216), (14, 29069440), (16, 25435760), (20, 20348608), (28, 14534720), (32, 12717880), (35, 11627776), (40, 10174304), (53, 7678720), (56, 7267360), (64, 6358940), (70, 5813888), (80, 5087152), (106, 3839360), (112, 3633680), (128, 3179470), (140, 2906944), (160, 2543576), (212, 1919680), (224, 1816840), (256, 1589735), (265, 1535744), (280, 1453472), (320, 1271788), (371, 1096960), (424, 959840), (448, 908420), (530, 767872), (560, 726736), (640, 635894), (742, 548480), (848, 479920), (857, 474880), (896, 454210), (1060, 383936), (1120, 363368), (1280, 317947), (1484, 274240), (1696, 239960), (1714, 237440), (1792, 227105), (1855, 219392), (2120, 191968), (2240, 181684), (2968, 137120), (3392, 119980), (3428, 118720), (3710, 109696), (4240, 95984), (4285, 94976), (4480, 90842), (5936, 68560), (5999, 67840), (6784, 59990), (6856, 59360), (7420, 54848), (8480, 47992), (8570, 47488), (8960, 45421), (11872, 34280), (11998, 33920), (13568, 29995), (13712, 29680), (14840, 27424), (16960, 23996), (17140, 23744)]