30315320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{15467}}^1$

素因数の和:15492

約数の個数: 48

約数和(自身を含む): 79350840

約数和(自身を除く): 49035520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 15467, 30934, 61868, 77335, 108269, 123736, 154670, 216538, 309340, 433076, 541345, 618680, 757883, 866152, 1082690, 1515766, 2165380, 3031532, 3789415, 4330760, 6063064, 7578830, 15157660, 30315320]

約数ペア:

[(1, 30315320), (2, 15157660), (4, 7578830), (5, 6063064), (7, 4330760), (8, 3789415), (10, 3031532), (14, 2165380), (20, 1515766), (28, 1082690), (35, 866152), (40, 757883), (49, 618680), (56, 541345), (70, 433076), (98, 309340), (140, 216538), (196, 154670), (245, 123736), (280, 108269), (392, 77335), (490, 61868), (980, 30934), (1960, 15467)]