121705091840

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1\times {\mathrm{4007}}^1$

素因数の和:4478

約数の個数: 144

約数和(自身を含む): 297136607040

約数和(自身を除く): 175431515200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 389, 488, 610, 640, 778, 976, 1220, 1280, 1556, 1945, 1952, 2440, 3112, 3890, 3904, 4007, 4880, 6224, 7780, 7808, 8014, 9760, 12448, 15560, 15616, 16028, 19520, 20035, 23729, 24896, 31120, 32056, 39040, 40070, 47458, 49792, 62240, 64112, 78080, 80140, 94916, 99584, 118645, 124480, 128224, 160280, 189832, 237290, 244427, 248960, 256448, 320560, 379664, 474580, 488854, 497920, 512896, 641120, 759328, 949160, 977708, 1025792, 1222135, 1282240, 1518656, 1558723, 1898320, 1955416, 2444270, 2564480, 3037312, 3117446, 3796640, 3910832, 4888540, 5128960, 6074624, 6234892, 7593280, 7793615, 7821664, 9777080, 12469784, 15186560, 15587230, 15643328, 19554160, 24939568, 30373120, 31174460, 31286656, 39108320, 49879136, 62348920, 62573312, 78216640, 95082103, 99758272, 124697840, 156433280, 190164206, 199516544, 249395680, 312866560, 380328412, 399033088, 475410515, 498791360, 760656824, 950821030, 997582720, 1521313648, 1901642060, 1995165440, 3042627296, 3803284120, 6085254592, 7606568240, 12170509184, 15213136480, 24341018368, 30426272960, 60852545920, 121705091840]

約数ペア:

[(1, 121705091840), (2, 60852545920), (4, 30426272960), (5, 24341018368), (8, 15213136480), (10, 12170509184), (16, 7606568240), (20, 6085254592), (32, 3803284120), (40, 3042627296), (61, 1995165440), (64, 1901642060), (80, 1521313648), (122, 997582720), (128, 950821030), (160, 760656824), (244, 498791360), (256, 475410515), (305, 399033088), (320, 380328412), (389, 312866560), (488, 249395680), (610, 199516544), (640, 190164206), (778, 156433280), (976, 124697840), (1220, 99758272), (1280, 95082103), (1556, 78216640), (1945, 62573312), (1952, 62348920), (2440, 49879136), (3112, 39108320), (3890, 31286656), (3904, 31174460), (4007, 30373120), (4880, 24939568), (6224, 19554160), (7780, 15643328), (7808, 15587230), (8014, 15186560), (9760, 12469784), (12448, 9777080), (15560, 7821664), (15616, 7793615), (16028, 7593280), (19520, 6234892), (20035, 6074624), (23729, 5128960), (24896, 4888540), (31120, 3910832), (32056, 3796640), (39040, 3117446), (40070, 3037312), (47458, 2564480), (49792, 2444270), (62240, 1955416), (64112, 1898320), (78080, 1558723), (80140, 1518656), (94916, 1282240), (99584, 1222135), (118645, 1025792), (124480, 977708), (128224, 949160), (160280, 759328), (189832, 641120), (237290, 512896), (244427, 497920), (248960, 488854), (256448, 474580), (320560, 379664)]