71785280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:536

約数の個数: 112

約数和(自身を含む): 198485760

約数和(自身を除く): 126700480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 140, 146, 160, 224, 280, 292, 320, 365, 439, 448, 511, 560, 584, 730, 878, 1022, 1120, 1168, 1460, 1756, 2044, 2195, 2240, 2336, 2555, 2920, 3073, 3512, 4088, 4390, 4672, 5110, 5840, 6146, 7024, 8176, 8780, 10220, 11680, 12292, 14048, 15365, 16352, 17560, 20440, 23360, 24584, 28096, 30730, 32047, 32704, 35120, 40880, 49168, 61460, 64094, 70240, 81760, 98336, 122920, 128188, 140480, 160235, 163520, 196672, 224329, 245840, 256376, 320470, 448658, 491680, 512752, 640940, 897316, 983360, 1025504, 1121645, 1281880, 1794632, 2051008, 2243290, 2563760, 3589264, 4486580, 5127520, 7178528, 8973160, 10255040, 14357056, 17946320, 35892640, 71785280]

約数ペア:

[(1, 71785280), (2, 35892640), (4, 17946320), (5, 14357056), (7, 10255040), (8, 8973160), (10, 7178528), (14, 5127520), (16, 4486580), (20, 3589264), (28, 2563760), (32, 2243290), (35, 2051008), (40, 1794632), (56, 1281880), (64, 1121645), (70, 1025504), (73, 983360), (80, 897316), (112, 640940), (140, 512752), (146, 491680), (160, 448658), (224, 320470), (280, 256376), (292, 245840), (320, 224329), (365, 196672), (439, 163520), (448, 160235), (511, 140480), (560, 128188), (584, 122920), (730, 98336), (878, 81760), (1022, 70240), (1120, 64094), (1168, 61460), (1460, 49168), (1756, 40880), (2044, 35120), (2195, 32704), (2240, 32047), (2336, 30730), (2555, 28096), (2920, 24584), (3073, 23360), (3512, 20440), (4088, 17560), (4390, 16352), (4672, 15365), (5110, 14048), (5840, 12292), (6146, 11680), (7024, 10220), (8176, 8780)]