71910440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1931}}^1$

素因数の和:1975

約数の個数: 96

約数和(自身を含む): 198223200

約数和(自身を除く): 126312760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 95, 98, 133, 140, 152, 190, 196, 245, 266, 280, 380, 392, 490, 532, 665, 760, 931, 980, 1064, 1330, 1862, 1931, 1960, 2660, 3724, 3862, 4655, 5320, 7448, 7724, 9310, 9655, 13517, 15448, 18620, 19310, 27034, 36689, 37240, 38620, 54068, 67585, 73378, 77240, 94619, 108136, 135170, 146756, 183445, 189238, 256823, 270340, 293512, 366890, 378476, 473095, 513646, 540680, 733780, 756952, 946190, 1027292, 1284115, 1467560, 1797761, 1892380, 2054584, 2568230, 3595522, 3784760, 5136460, 7191044, 8988805, 10272920, 14382088, 17977610, 35955220, 71910440]

約数ペア:

[(1, 71910440), (2, 35955220), (4, 17977610), (5, 14382088), (7, 10272920), (8, 8988805), (10, 7191044), (14, 5136460), (19, 3784760), (20, 3595522), (28, 2568230), (35, 2054584), (38, 1892380), (40, 1797761), (49, 1467560), (56, 1284115), (70, 1027292), (76, 946190), (95, 756952), (98, 733780), (133, 540680), (140, 513646), (152, 473095), (190, 378476), (196, 366890), (245, 293512), (266, 270340), (280, 256823), (380, 189238), (392, 183445), (490, 146756), (532, 135170), (665, 108136), (760, 94619), (931, 77240), (980, 73378), (1064, 67585), (1330, 54068), (1862, 38620), (1931, 37240), (1960, 36689), (2660, 27034), (3724, 19310), (3862, 18620), (4655, 15448), (5320, 13517), (7448, 9655), (7724, 9310)]