42138880

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{4703}}^1$

素因数の和:4731

約数の個数: 72

約数和(自身を含む): 115379712

約数和(自身を除く): 73240832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 4703, 8960, 9406, 18812, 23515, 32921, 37624, 47030, 65842, 75248, 94060, 131684, 150496, 164605, 188120, 263368, 300992, 329210, 376240, 526736, 601984, 658420, 752480, 1053472, 1203968, 1316840, 1504960, 2106944, 2633680, 3009920, 4213888, 5267360, 6019840, 8427776, 10534720, 21069440, 42138880]

約数ペア:

[(1, 42138880), (2, 21069440), (4, 10534720), (5, 8427776), (7, 6019840), (8, 5267360), (10, 4213888), (14, 3009920), (16, 2633680), (20, 2106944), (28, 1504960), (32, 1316840), (35, 1203968), (40, 1053472), (56, 752480), (64, 658420), (70, 601984), (80, 526736), (112, 376240), (128, 329210), (140, 300992), (160, 263368), (224, 188120), (256, 164605), (280, 150496), (320, 131684), (448, 94060), (560, 75248), (640, 65842), (896, 47030), (1120, 37624), (1280, 32921), (1792, 23515), (2240, 18812), (4480, 9406), (4703, 8960)]