76121720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{853}}^1$

素因数の和:984

約数の個数: 64

約数和(自身を含む): 180774720

約数和(自身を除く): 104653000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 97, 115, 184, 194, 230, 388, 460, 485, 776, 853, 920, 970, 1706, 1940, 2231, 3412, 3880, 4265, 4462, 6824, 8530, 8924, 11155, 17060, 17848, 19619, 22310, 34120, 39238, 44620, 78476, 82741, 89240, 98095, 156952, 165482, 196190, 330964, 392380, 413705, 661928, 784760, 827410, 1654820, 1903043, 3309640, 3806086, 7612172, 9515215, 15224344, 19030430, 38060860, 76121720]

約数ペア:

[(1, 76121720), (2, 38060860), (4, 19030430), (5, 15224344), (8, 9515215), (10, 7612172), (20, 3806086), (23, 3309640), (40, 1903043), (46, 1654820), (92, 827410), (97, 784760), (115, 661928), (184, 413705), (194, 392380), (230, 330964), (388, 196190), (460, 165482), (485, 156952), (776, 98095), (853, 89240), (920, 82741), (970, 78476), (1706, 44620), (1940, 39238), (2231, 34120), (3412, 22310), (3880, 19619), (4265, 17848), (4462, 17060), (6824, 11155), (8530, 8924)]