208078728

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3191}}^1$

素因数の和:3243

約数の個数: 128

約数和(自身を含む): 643507200

約数和(自身を除く): 435428472

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 19, 22, 24, 26, 33, 38, 39, 44, 52, 57, 66, 76, 78, 88, 104, 114, 132, 143, 152, 156, 209, 228, 247, 264, 286, 312, 418, 429, 456, 494, 572, 627, 741, 836, 858, 988, 1144, 1254, 1482, 1672, 1716, 1976, 2508, 2717, 2964, 3191, 3432, 5016, 5434, 5928, 6382, 8151, 9573, 10868, 12764, 16302, 19146, 21736, 25528, 32604, 35101, 38292, 41483, 60629, 65208, 70202, 76584, 82966, 105303, 121258, 124449, 140404, 165932, 181887, 210606, 242516, 248898, 280808, 331864, 363774, 421212, 456313, 485032, 497796, 666919, 727548, 788177, 842424, 912626, 995592, 1333838, 1368939, 1455096, 1576354, 1825252, 2000757, 2364531, 2667676, 2737878, 3152708, 3650504, 4001514, 4729062, 5335352, 5475756, 6305416, 8003028, 8669947, 9458124, 10951512, 16006056, 17339894, 18916248, 26009841, 34679788, 52019682, 69359576, 104039364, 208078728]

約数ペア:

[(1, 208078728), (2, 104039364), (3, 69359576), (4, 52019682), (6, 34679788), (8, 26009841), (11, 18916248), (12, 17339894), (13, 16006056), (19, 10951512), (22, 9458124), (24, 8669947), (26, 8003028), (33, 6305416), (38, 5475756), (39, 5335352), (44, 4729062), (52, 4001514), (57, 3650504), (66, 3152708), (76, 2737878), (78, 2667676), (88, 2364531), (104, 2000757), (114, 1825252), (132, 1576354), (143, 1455096), (152, 1368939), (156, 1333838), (209, 995592), (228, 912626), (247, 842424), (264, 788177), (286, 727548), (312, 666919), (418, 497796), (429, 485032), (456, 456313), (494, 421212), (572, 363774), (627, 331864), (741, 280808), (836, 248898), (858, 242516), (988, 210606), (1144, 181887), (1254, 165932), (1482, 140404), (1672, 124449), (1716, 121258), (1976, 105303), (2508, 82966), (2717, 76584), (2964, 70202), (3191, 65208), (3432, 60629), (5016, 41483), (5434, 38292), (5928, 35101), (6382, 32604), (8151, 25528), (9573, 21736), (10868, 19146), (12764, 16302)]