197961680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8221}}^1$

素因数の和:8284

約数の個数: 80

約数和(自身を含む): 538310784

約数和(自身を除く): 340349104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 602, 688, 860, 1204, 1505, 1720, 2408, 3010, 3440, 4816, 6020, 8221, 12040, 16442, 24080, 32884, 41105, 57547, 65768, 82210, 115094, 131536, 164420, 230188, 287735, 328840, 353503, 460376, 575470, 657680, 707006, 920752, 1150940, 1414012, 1767515, 2301880, 2474521, 2828024, 3535030, 4603760, 4949042, 5656048, 7070060, 9898084, 12372605, 14140120, 19796168, 24745210, 28280240, 39592336, 49490420, 98980840, 197961680]

約数ペア:

[(1, 197961680), (2, 98980840), (4, 49490420), (5, 39592336), (7, 28280240), (8, 24745210), (10, 19796168), (14, 14140120), (16, 12372605), (20, 9898084), (28, 7070060), (35, 5656048), (40, 4949042), (43, 4603760), (56, 3535030), (70, 2828024), (80, 2474521), (86, 2301880), (112, 1767515), (140, 1414012), (172, 1150940), (215, 920752), (280, 707006), (301, 657680), (344, 575470), (430, 460376), (560, 353503), (602, 328840), (688, 287735), (860, 230188), (1204, 164420), (1505, 131536), (1720, 115094), (2408, 82210), (3010, 65768), (3440, 57547), (4816, 41105), (6020, 32884), (8221, 24080), (12040, 16442)]