656996480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2767}}^1$

素因数の和:2846

約数の個数: 128

約数和(自身を含む): 1829537280

約数和(自身を除く): 1172540800

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, 265, 280, 320, 371, 424, 448, 530, 560, 640, 742, 848, 896, 1060, 1120, 1484, 1696, 1855, 2120, 2240, 2767, 2968, 3392, 3710, 4240, 4480, 5534, 5936, 6784, 7420, 8480, 11068, 11872, 13835, 14840, 16960, 19369, 22136, 23744, 27670, 29680, 33920, 38738, 44272, 47488, 55340, 59360, 77476, 88544, 96845, 110680, 118720, 146651, 154952, 177088, 193690, 221360, 237440, 293302, 309904, 354176, 387380, 442720, 586604, 619808, 733255, 774760, 885440, 1026557, 1173208, 1239616, 1466510, 1549520, 1770880, 2053114, 2346416, 2479232, 2933020, 3099040, 4106228, 4692832, 5132785, 5866040, 6198080, 8212456, 9385664, 10265570, 11732080, 12396160, 16424912, 18771328, 20531140, 23464160, 32849824, 41062280, 46928320, 65699648, 82124560, 93856640, 131399296, 164249120, 328498240, 656996480]

約数ペア:

[(1, 656996480), (2, 328498240), (4, 164249120), (5, 131399296), (7, 93856640), (8, 82124560), (10, 65699648), (14, 46928320), (16, 41062280), (20, 32849824), (28, 23464160), (32, 20531140), (35, 18771328), (40, 16424912), (53, 12396160), (56, 11732080), (64, 10265570), (70, 9385664), (80, 8212456), (106, 6198080), (112, 5866040), (128, 5132785), (140, 4692832), (160, 4106228), (212, 3099040), (224, 2933020), (265, 2479232), (280, 2346416), (320, 2053114), (371, 1770880), (424, 1549520), (448, 1466510), (530, 1239616), (560, 1173208), (640, 1026557), (742, 885440), (848, 774760), (896, 733255), (1060, 619808), (1120, 586604), (1484, 442720), (1696, 387380), (1855, 354176), (2120, 309904), (2240, 293302), (2767, 237440), (2968, 221360), (3392, 193690), (3710, 177088), (4240, 154952), (4480, 146651), (5534, 118720), (5936, 110680), (6784, 96845), (7420, 88544), (8480, 77476), (11068, 59360), (11872, 55340), (13835, 47488), (14840, 44272), (16960, 38738), (19369, 33920), (22136, 29680), (23744, 27670)]