30811480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6473}}^1$

素因数の和:6508

約数の個数: 64

約数和(自身を含む): 83903040

約数和(自身を除く): 53091560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 6473, 12946, 25892, 32365, 45311, 51784, 64730, 90622, 110041, 129460, 181244, 220082, 226555, 258920, 362488, 440164, 453110, 550205, 770287, 880328, 906220, 1100410, 1540574, 1812440, 2200820, 3081148, 3851435, 4401640, 6162296, 7702870, 15405740, 30811480]

約数ペア:

[(1, 30811480), (2, 15405740), (4, 7702870), (5, 6162296), (7, 4401640), (8, 3851435), (10, 3081148), (14, 2200820), (17, 1812440), (20, 1540574), (28, 1100410), (34, 906220), (35, 880328), (40, 770287), (56, 550205), (68, 453110), (70, 440164), (85, 362488), (119, 258920), (136, 226555), (140, 220082), (170, 181244), (238, 129460), (280, 110041), (340, 90622), (476, 64730), (595, 51784), (680, 45311), (952, 32365), (1190, 25892), (2380, 12946), (4760, 6473)]