256056240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4217}}^1$

素因数の和:4267

約数の個数: 160

約数和(自身を含む): 903799296

約数和(自身を除く): 647743056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 33, 40, 44, 46, 48, 55, 60, 66, 69, 80, 88, 92, 110, 115, 120, 132, 138, 165, 176, 184, 220, 230, 240, 253, 264, 276, 330, 345, 368, 440, 460, 506, 528, 552, 660, 690, 759, 880, 920, 1012, 1104, 1265, 1320, 1380, 1518, 1840, 2024, 2530, 2640, 2760, 3036, 3795, 4048, 4217, 5060, 5520, 6072, 7590, 8434, 10120, 12144, 12651, 15180, 16868, 20240, 21085, 25302, 30360, 33736, 42170, 46387, 50604, 60720, 63255, 67472, 84340, 92774, 96991, 101208, 126510, 139161, 168680, 185548, 193982, 202416, 231935, 253020, 278322, 290973, 337360, 371096, 387964, 463870, 484955, 506040, 556644, 581946, 695805, 742192, 775928, 927740, 969910, 1012080, 1066901, 1113288, 1163892, 1391610, 1454865, 1551856, 1855480, 1939820, 2133802, 2226576, 2327784, 2783220, 2909730, 3200703, 3710960, 3879640, 4267604, 4655568, 5334505, 5566440, 5819460, 6401406, 7759280, 8535208, 10669010, 11132880, 11638920, 12802812, 16003515, 17070416, 21338020, 23277840, 25605624, 32007030, 42676040, 51211248, 64014060, 85352080, 128028120, 256056240]

約数ペア:

[(1, 256056240), (2, 128028120), (3, 85352080), (4, 64014060), (5, 51211248), (6, 42676040), (8, 32007030), (10, 25605624), (11, 23277840), (12, 21338020), (15, 17070416), (16, 16003515), (20, 12802812), (22, 11638920), (23, 11132880), (24, 10669010), (30, 8535208), (33, 7759280), (40, 6401406), (44, 5819460), (46, 5566440), (48, 5334505), (55, 4655568), (60, 4267604), (66, 3879640), (69, 3710960), (80, 3200703), (88, 2909730), (92, 2783220), (110, 2327784), (115, 2226576), (120, 2133802), (132, 1939820), (138, 1855480), (165, 1551856), (176, 1454865), (184, 1391610), (220, 1163892), (230, 1113288), (240, 1066901), (253, 1012080), (264, 969910), (276, 927740), (330, 775928), (345, 742192), (368, 695805), (440, 581946), (460, 556644), (506, 506040), (528, 484955), (552, 463870), (660, 387964), (690, 371096), (759, 337360), (880, 290973), (920, 278322), (1012, 253020), (1104, 231935), (1265, 202416), (1320, 193982), (1380, 185548), (1518, 168680), (1840, 139161), (2024, 126510), (2530, 101208), (2640, 96991), (2760, 92774), (3036, 84340), (3795, 67472), (4048, 63255), (4217, 60720), (5060, 50604), (5520, 46387), (6072, 42170), (7590, 33736), (8434, 30360), (10120, 25302), (12144, 21085), (12651, 20240), (15180, 16868)]