156820664

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19583}}^1$

素因数の和:19620

約数の個数: 64

約数和(自身を含む): 394813440

約数和(自身を除く): 237992776

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 19583, 39166, 78332, 137081, 156664, 215413, 254579, 274162, 430826, 509158, 548324, 861652, 1018316, 1096648, 1507891, 1723304, 1782053, 2036632, 2800369, 3015782, 3564106, 5600738, 6031564, 7128212, 11201476, 12063128, 14256424, 19602583, 22402952, 39205166, 78410332, 156820664]

約数ペア:

[(1, 156820664), (2, 78410332), (4, 39205166), (7, 22402952), (8, 19602583), (11, 14256424), (13, 12063128), (14, 11201476), (22, 7128212), (26, 6031564), (28, 5600738), (44, 3564106), (52, 3015782), (56, 2800369), (77, 2036632), (88, 1782053), (91, 1723304), (104, 1507891), (143, 1096648), (154, 1018316), (182, 861652), (286, 548324), (308, 509158), (364, 430826), (572, 274162), (616, 254579), (728, 215413), (1001, 156664), (1144, 137081), (2002, 78332), (4004, 39166), (8008, 19583)]