71236480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{15901}}^1$

素因数の和:15927

約数の個数: 64

約数和(自身を含む): 194640480

約数和(自身を除く): 123404000

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, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 15901, 31802, 63604, 79505, 111307, 127208, 159010, 222614, 254416, 318020, 445228, 508832, 556535, 636040, 890456, 1017664, 1113070, 1272080, 1780912, 2035328, 2226140, 2544160, 3561824, 4452280, 5088320, 7123648, 8904560, 10176640, 14247296, 17809120, 35618240, 71236480]

約数ペア:

[(1, 71236480), (2, 35618240), (4, 17809120), (5, 14247296), (7, 10176640), (8, 8904560), (10, 7123648), (14, 5088320), (16, 4452280), (20, 3561824), (28, 2544160), (32, 2226140), (35, 2035328), (40, 1780912), (56, 1272080), (64, 1113070), (70, 1017664), (80, 890456), (112, 636040), (128, 556535), (140, 508832), (160, 445228), (224, 318020), (280, 254416), (320, 222614), (448, 159010), (560, 127208), (640, 111307), (896, 79505), (1120, 63604), (2240, 31802), (4480, 15901)]