1900991904930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{918793}}^1$

素因数の和:918985

約数の個数: 128

約数和(自身を含む): 5186408371200

約数和(自身を除く): 3285416466270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 79, 90, 97, 135, 158, 194, 237, 270, 291, 395, 474, 485, 582, 711, 790, 873, 970, 1185, 1422, 1455, 1746, 2133, 2370, 2619, 2910, 3555, 4266, 4365, 5238, 7110, 7663, 8730, 10665, 13095, 15326, 21330, 22989, 26190, 38315, 45978, 68967, 76630, 114945, 137934, 206901, 229890, 344835, 413802, 689670, 918793, 1034505, 1837586, 2069010, 2756379, 4593965, 5512758, 8269137, 9187930, 13781895, 16538274, 24807411, 27563790, 41345685, 49614822, 72584647, 82691370, 89122921, 124037055, 145169294, 178245842, 217753941, 248074110, 267368763, 362923235, 435507882, 445614605, 534737526, 653261823, 725846470, 802106289, 891229210, 1088769705, 1306523646, 1336843815, 1604212578, 1959785469, 2177539410, 2406318867, 2673687630, 3266309115, 3919570938, 4010531445, 4812637734, 6532618230, 7040710759, 8021062890, 9798927345, 12031594335, 14081421518, 19597854690, 21122132277, 24063188670, 35203553795, 42244264554, 63366396831, 70407107590, 105610661385, 126732793662, 190099190493, 211221322770, 316831984155, 380198380986, 633663968310, 950495952465, 1900991904930]

約数ペア:

[(1, 1900991904930), (2, 950495952465), (3, 633663968310), (5, 380198380986), (6, 316831984155), (9, 211221322770), (10, 190099190493), (15, 126732793662), (18, 105610661385), (27, 70407107590), (30, 63366396831), (45, 42244264554), (54, 35203553795), (79, 24063188670), (90, 21122132277), (97, 19597854690), (135, 14081421518), (158, 12031594335), (194, 9798927345), (237, 8021062890), (270, 7040710759), (291, 6532618230), (395, 4812637734), (474, 4010531445), (485, 3919570938), (582, 3266309115), (711, 2673687630), (790, 2406318867), (873, 2177539410), (970, 1959785469), (1185, 1604212578), (1422, 1336843815), (1455, 1306523646), (1746, 1088769705), (2133, 891229210), (2370, 802106289), (2619, 725846470), (2910, 653261823), (3555, 534737526), (4266, 445614605), (4365, 435507882), (5238, 362923235), (7110, 267368763), (7663, 248074110), (8730, 217753941), (10665, 178245842), (13095, 145169294), (15326, 124037055), (21330, 89122921), (22989, 82691370), (26190, 72584647), (38315, 49614822), (45978, 41345685), (68967, 27563790), (76630, 24807411), (114945, 16538274), (137934, 13781895), (206901, 9187930), (229890, 8269137), (344835, 5512758), (413802, 4593965), (689670, 2756379), (918793, 2069010), (1034505, 1837586)]