128748408

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{853}}^1$

素因数の和:1212

約数の個数: 64

約数和(自身を含む): 340233600

約数和(自身を除く): 211485192

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 331, 456, 662, 853, 993, 1324, 1706, 1986, 2559, 2648, 3412, 3972, 5118, 6289, 6824, 7944, 10236, 12578, 16207, 18867, 20472, 25156, 32414, 37734, 48621, 50312, 64828, 75468, 97242, 129656, 150936, 194484, 282343, 388968, 564686, 847029, 1129372, 1694058, 2258744, 3388116, 5364517, 6776232, 10729034, 16093551, 21458068, 32187102, 42916136, 64374204, 128748408]

約数ペア:

[(1, 128748408), (2, 64374204), (3, 42916136), (4, 32187102), (6, 21458068), (8, 16093551), (12, 10729034), (19, 6776232), (24, 5364517), (38, 3388116), (57, 2258744), (76, 1694058), (114, 1129372), (152, 847029), (228, 564686), (331, 388968), (456, 282343), (662, 194484), (853, 150936), (993, 129656), (1324, 97242), (1706, 75468), (1986, 64828), (2559, 50312), (2648, 48621), (3412, 37734), (3972, 32414), (5118, 25156), (6289, 20472), (6824, 18867), (7944, 16207), (10236, 12578)]