7219197160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{26017}}^1$

素因数の和:27026

約数の個数: 64

約数和(自身を含む): 18583096320

約数和(自身を除く): 11363899160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 991, 1982, 3964, 4955, 6937, 7928, 9910, 13874, 19820, 26017, 27748, 34685, 39640, 52034, 55496, 69370, 104068, 130085, 138740, 182119, 208136, 260170, 277480, 364238, 520340, 728476, 910595, 1040680, 1456952, 1821190, 3642380, 7284760, 25782847, 51565694, 103131388, 128914235, 180479929, 206262776, 257828470, 360959858, 515656940, 721919716, 902399645, 1031313880, 1443839432, 1804799290, 3609598580, 7219197160]

約数ペア:

[(1, 7219197160), (2, 3609598580), (4, 1804799290), (5, 1443839432), (7, 1031313880), (8, 902399645), (10, 721919716), (14, 515656940), (20, 360959858), (28, 257828470), (35, 206262776), (40, 180479929), (56, 128914235), (70, 103131388), (140, 51565694), (280, 25782847), (991, 7284760), (1982, 3642380), (3964, 1821190), (4955, 1456952), (6937, 1040680), (7928, 910595), (9910, 728476), (13874, 520340), (19820, 364238), (26017, 277480), (27748, 260170), (34685, 208136), (39640, 182119), (52034, 138740), (55496, 130085), (69370, 104068)]