70906640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{997}}^1$

素因数の和:1144

約数の個数: 80

約数和(自身を含む): 190083072

約数和(自身を除く): 119176432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 127, 140, 254, 280, 508, 560, 635, 889, 997, 1016, 1270, 1778, 1994, 2032, 2540, 3556, 3988, 4445, 4985, 5080, 6979, 7112, 7976, 8890, 9970, 10160, 13958, 14224, 15952, 17780, 19940, 27916, 34895, 35560, 39880, 55832, 69790, 71120, 79760, 111664, 126619, 139580, 253238, 279160, 506476, 558320, 633095, 886333, 1012952, 1266190, 1772666, 2025904, 2532380, 3545332, 4431665, 5064760, 7090664, 8863330, 10129520, 14181328, 17726660, 35453320, 70906640]

約数ペア:

[(1, 70906640), (2, 35453320), (4, 17726660), (5, 14181328), (7, 10129520), (8, 8863330), (10, 7090664), (14, 5064760), (16, 4431665), (20, 3545332), (28, 2532380), (35, 2025904), (40, 1772666), (56, 1266190), (70, 1012952), (80, 886333), (112, 633095), (127, 558320), (140, 506476), (254, 279160), (280, 253238), (508, 139580), (560, 126619), (635, 111664), (889, 79760), (997, 71120), (1016, 69790), (1270, 55832), (1778, 39880), (1994, 35560), (2032, 34895), (2540, 27916), (3556, 19940), (3988, 17780), (4445, 15952), (4985, 14224), (5080, 13958), (6979, 10160), (7112, 9970), (7976, 8890)]