271985168

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{509}}^1$

素因数の和:904

約数の個数: 80

約数和(自身を含む): 651624960

約数和(自身を除く): 379639792

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 367, 509, 728, 734, 1018, 1456, 1468, 2036, 2569, 2936, 3563, 4072, 4771, 5138, 5872, 6617, 7126, 8144, 9542, 10276, 13234, 14252, 19084, 20552, 26468, 28504, 33397, 38168, 41104, 46319, 52936, 57008, 66794, 76336, 92638, 105872, 133588, 185276, 186803, 267176, 370552, 373606, 534352, 741104, 747212, 1307621, 1494424, 2428439, 2615242, 2988848, 4856878, 5230484, 9713756, 10460968, 16999073, 19427512, 20921936, 33998146, 38855024, 67996292, 135992584, 271985168]

約数ペア:

[(1, 271985168), (2, 135992584), (4, 67996292), (7, 38855024), (8, 33998146), (13, 20921936), (14, 19427512), (16, 16999073), (26, 10460968), (28, 9713756), (52, 5230484), (56, 4856878), (91, 2988848), (104, 2615242), (112, 2428439), (182, 1494424), (208, 1307621), (364, 747212), (367, 741104), (509, 534352), (728, 373606), (734, 370552), (1018, 267176), (1456, 186803), (1468, 185276), (2036, 133588), (2569, 105872), (2936, 92638), (3563, 76336), (4072, 66794), (4771, 57008), (5138, 52936), (5872, 46319), (6617, 41104), (7126, 38168), (8144, 33397), (9542, 28504), (10276, 26468), (13234, 20552), (14252, 19084)]