77931480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1373}}^1$

素因数の和:1441

約数の個数: 128

約数和(自身を含む): 261169920

約数和(自身を除く): 183238440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 43, 44, 55, 60, 66, 86, 88, 110, 120, 129, 132, 165, 172, 215, 220, 258, 264, 330, 344, 430, 440, 473, 516, 645, 660, 860, 946, 1032, 1290, 1320, 1373, 1419, 1720, 1892, 2365, 2580, 2746, 2838, 3784, 4119, 4730, 5160, 5492, 5676, 6865, 7095, 8238, 9460, 10984, 11352, 13730, 14190, 15103, 16476, 18920, 20595, 27460, 28380, 30206, 32952, 41190, 45309, 54920, 56760, 59039, 60412, 75515, 82380, 90618, 118078, 120824, 151030, 164760, 177117, 181236, 226545, 236156, 295195, 302060, 354234, 362472, 453090, 472312, 590390, 604120, 649429, 708468, 885585, 906180, 1180780, 1298858, 1416936, 1771170, 1812360, 1948287, 2361560, 2597716, 3247145, 3542340, 3896574, 5195432, 6494290, 7084680, 7793148, 9741435, 12988580, 15586296, 19482870, 25977160, 38965740, 77931480]

約数ペア:

[(1, 77931480), (2, 38965740), (3, 25977160), (4, 19482870), (5, 15586296), (6, 12988580), (8, 9741435), (10, 7793148), (11, 7084680), (12, 6494290), (15, 5195432), (20, 3896574), (22, 3542340), (24, 3247145), (30, 2597716), (33, 2361560), (40, 1948287), (43, 1812360), (44, 1771170), (55, 1416936), (60, 1298858), (66, 1180780), (86, 906180), (88, 885585), (110, 708468), (120, 649429), (129, 604120), (132, 590390), (165, 472312), (172, 453090), (215, 362472), (220, 354234), (258, 302060), (264, 295195), (330, 236156), (344, 226545), (430, 181236), (440, 177117), (473, 164760), (516, 151030), (645, 120824), (660, 118078), (860, 90618), (946, 82380), (1032, 75515), (1290, 60412), (1320, 59039), (1373, 56760), (1419, 54920), (1720, 45309), (1892, 41190), (2365, 32952), (2580, 30206), (2746, 28380), (2838, 27460), (3784, 20595), (4119, 18920), (4730, 16476), (5160, 15103), (5492, 14190), (5676, 13730), (6865, 11352), (7095, 10984), (8238, 9460)]