121553530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 256608000

約数和(自身を除く): 135054470

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 109, 178, 179, 218, 358, 445, 545, 623, 763, 890, 895, 1090, 1246, 1253, 1526, 1790, 2506, 3115, 3815, 6230, 6265, 7630, 9701, 12530, 15931, 19402, 19511, 31862, 39022, 48505, 67907, 79655, 97010, 97555, 111517, 135814, 136577, 159310, 195110, 223034, 273154, 339535, 557585, 679070, 682885, 1115170, 1365770, 1736479, 3472958, 8682395, 12155353, 17364790, 24310706, 60776765, 121553530]

約数ペア:

[(1, 121553530), (2, 60776765), (5, 24310706), (7, 17364790), (10, 12155353), (14, 8682395), (35, 3472958), (70, 1736479), (89, 1365770), (109, 1115170), (178, 682885), (179, 679070), (218, 557585), (358, 339535), (445, 273154), (545, 223034), (623, 195110), (763, 159310), (890, 136577), (895, 135814), (1090, 111517), (1246, 97555), (1253, 97010), (1526, 79655), (1790, 67907), (2506, 48505), (3115, 39022), (3815, 31862), (6230, 19511), (6265, 19402), (7630, 15931), (9701, 12530)]