72151520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{9203}}^1$

素因数の和:9232

約数の個数: 72

約数和(自身を含む): 198309384

約数和(自身を除く): 126157864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 9203, 18406, 36812, 46015, 64421, 73624, 92030, 128842, 147248, 184060, 257684, 294496, 322105, 368120, 450947, 515368, 644210, 736240, 901894, 1030736, 1288420, 1472480, 1803788, 2061472, 2254735, 2576840, 3607576, 4509470, 5153680, 7215152, 9018940, 10307360, 14430304, 18037880, 36075760, 72151520]

約数ペア:

[(1, 72151520), (2, 36075760), (4, 18037880), (5, 14430304), (7, 10307360), (8, 9018940), (10, 7215152), (14, 5153680), (16, 4509470), (20, 3607576), (28, 2576840), (32, 2254735), (35, 2061472), (40, 1803788), (49, 1472480), (56, 1288420), (70, 1030736), (80, 901894), (98, 736240), (112, 644210), (140, 515368), (160, 450947), (196, 368120), (224, 322105), (245, 294496), (280, 257684), (392, 184060), (490, 147248), (560, 128842), (784, 92030), (980, 73624), (1120, 64421), (1568, 46015), (1960, 36812), (3920, 18406), (7840, 9203)]