217810528

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1621}}^1$

素因数の和:1680

約数の個数: 96

約数和(自身を含む): 515017440

約数和(自身を除く): 297206912

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 32, 34, 38, 52, 68, 76, 104, 136, 152, 208, 221, 247, 272, 304, 323, 416, 442, 494, 544, 608, 646, 884, 988, 1292, 1621, 1768, 1976, 2584, 3242, 3536, 3952, 4199, 5168, 6484, 7072, 7904, 8398, 10336, 12968, 16796, 21073, 25936, 27557, 30799, 33592, 42146, 51872, 55114, 61598, 67184, 84292, 110228, 123196, 134368, 168584, 220456, 246392, 337168, 358241, 400387, 440912, 492784, 523583, 674336, 716482, 800774, 881824, 985568, 1047166, 1432964, 1601548, 2094332, 2865928, 3203096, 4188664, 5731856, 6406192, 6806579, 8377328, 11463712, 12812384, 13613158, 16754656, 27226316, 54452632, 108905264, 217810528]

約数ペア:

[(1, 217810528), (2, 108905264), (4, 54452632), (8, 27226316), (13, 16754656), (16, 13613158), (17, 12812384), (19, 11463712), (26, 8377328), (32, 6806579), (34, 6406192), (38, 5731856), (52, 4188664), (68, 3203096), (76, 2865928), (104, 2094332), (136, 1601548), (152, 1432964), (208, 1047166), (221, 985568), (247, 881824), (272, 800774), (304, 716482), (323, 674336), (416, 523583), (442, 492784), (494, 440912), (544, 400387), (608, 358241), (646, 337168), (884, 246392), (988, 220456), (1292, 168584), (1621, 134368), (1768, 123196), (1976, 110228), (2584, 84292), (3242, 67184), (3536, 61598), (3952, 55114), (4199, 51872), (5168, 42146), (6484, 33592), (7072, 30799), (7904, 27557), (8398, 25936), (10336, 21073), (12968, 16796)]