206710728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2089}}^1$

素因数の和:2155

約数の個数: 128

約数和(自身を含む): 642048000

約数和(自身を除く): 435337272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 31, 38, 42, 56, 57, 62, 76, 84, 93, 114, 124, 133, 152, 168, 186, 217, 228, 248, 266, 372, 399, 434, 456, 532, 589, 651, 744, 798, 868, 1064, 1178, 1302, 1596, 1736, 1767, 2089, 2356, 2604, 3192, 3534, 4123, 4178, 4712, 5208, 6267, 7068, 8246, 8356, 12369, 12534, 14136, 14623, 16492, 16712, 24738, 25068, 29246, 32984, 39691, 43869, 49476, 50136, 58492, 64759, 79382, 87738, 98952, 116984, 119073, 129518, 158764, 175476, 194277, 238146, 259036, 277837, 317528, 350952, 388554, 453313, 476292, 518072, 555674, 777108, 833511, 906626, 952584, 1111348, 1230421, 1359939, 1554216, 1667022, 1813252, 2222696, 2460842, 2719878, 3334044, 3626504, 3691263, 4921684, 5439756, 6668088, 7382526, 8612947, 9843368, 10879512, 14765052, 17225894, 25838841, 29530104, 34451788, 51677682, 68903576, 103355364, 206710728]

約数ペア:

[(1, 206710728), (2, 103355364), (3, 68903576), (4, 51677682), (6, 34451788), (7, 29530104), (8, 25838841), (12, 17225894), (14, 14765052), (19, 10879512), (21, 9843368), (24, 8612947), (28, 7382526), (31, 6668088), (38, 5439756), (42, 4921684), (56, 3691263), (57, 3626504), (62, 3334044), (76, 2719878), (84, 2460842), (93, 2222696), (114, 1813252), (124, 1667022), (133, 1554216), (152, 1359939), (168, 1230421), (186, 1111348), (217, 952584), (228, 906626), (248, 833511), (266, 777108), (372, 555674), (399, 518072), (434, 476292), (456, 453313), (532, 388554), (589, 350952), (651, 317528), (744, 277837), (798, 259036), (868, 238146), (1064, 194277), (1178, 175476), (1302, 158764), (1596, 129518), (1736, 119073), (1767, 116984), (2089, 98952), (2356, 87738), (2604, 79382), (3192, 64759), (3534, 58492), (4123, 50136), (4178, 49476), (4712, 43869), (5208, 39691), (6267, 32984), (7068, 29246), (8246, 25068), (8356, 24738), (12369, 16712), (12534, 16492), (14136, 14623)]