1561036004

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:657

約数の個数: 72

約数和(自身を含む): 3092767104

約数和(自身を除く): 1531731100

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 121, 163, 188, 242, 326, 421, 484, 517, 652, 842, 1034, 1684, 1793, 2068, 3586, 4631, 5687, 7172, 7661, 9262, 11374, 15322, 18524, 19723, 19787, 22748, 30644, 39446, 39574, 50941, 68623, 78892, 79148, 84271, 101882, 137246, 168542, 203764, 217657, 274492, 337084, 435314, 754853, 870628, 926981, 1509706, 1853962, 2394227, 3019412, 3225281, 3707924, 4788454, 6450562, 8303383, 9576908, 12901124, 16606766, 33213532, 35478091, 70956182, 141912364, 390259001, 780518002, 1561036004]

約数ペア:

[(1, 1561036004), (2, 780518002), (4, 390259001), (11, 141912364), (22, 70956182), (44, 35478091), (47, 33213532), (94, 16606766), (121, 12901124), (163, 9576908), (188, 8303383), (242, 6450562), (326, 4788454), (421, 3707924), (484, 3225281), (517, 3019412), (652, 2394227), (842, 1853962), (1034, 1509706), (1684, 926981), (1793, 870628), (2068, 754853), (3586, 435314), (4631, 337084), (5687, 274492), (7172, 217657), (7661, 203764), (9262, 168542), (11374, 137246), (15322, 101882), (18524, 84271), (19723, 79148), (19787, 78892), (22748, 68623), (30644, 50941), (39446, 39574)]