128979816

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{45161}}^1$

素因数の和:45194

約数の個数: 64

約数和(自身を含む): 390199680

約数和(自身を除く): 261219864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 45161, 90322, 135483, 180644, 270966, 316127, 361288, 541932, 632254, 767737, 948381, 1083864, 1264508, 1535474, 1896762, 2303211, 2529016, 3070948, 3793524, 4606422, 5374159, 6141896, 7587048, 9212844, 10748318, 16122477, 18425688, 21496636, 32244954, 42993272, 64489908, 128979816]

約数ペア:

[(1, 128979816), (2, 64489908), (3, 42993272), (4, 32244954), (6, 21496636), (7, 18425688), (8, 16122477), (12, 10748318), (14, 9212844), (17, 7587048), (21, 6141896), (24, 5374159), (28, 4606422), (34, 3793524), (42, 3070948), (51, 2529016), (56, 2303211), (68, 1896762), (84, 1535474), (102, 1264508), (119, 1083864), (136, 948381), (168, 767737), (204, 632254), (238, 541932), (357, 361288), (408, 316127), (476, 270966), (714, 180644), (952, 135483), (1428, 90322), (2856, 45161)]