80668440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{661}}^1$

素因数の和:794

約数の個数: 128

約数和(自身を含む): 271684800

約数和(自身を除く): 191016360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 113, 120, 135, 180, 216, 226, 270, 339, 360, 452, 540, 565, 661, 678, 904, 1017, 1080, 1130, 1322, 1356, 1695, 1983, 2034, 2260, 2644, 2712, 3051, 3305, 3390, 3966, 4068, 4520, 5085, 5288, 5949, 6102, 6610, 6780, 7932, 8136, 9915, 10170, 11898, 12204, 13220, 13560, 15255, 15864, 17847, 19830, 20340, 23796, 24408, 26440, 29745, 30510, 35694, 39660, 40680, 47592, 59490, 61020, 71388, 74693, 79320, 89235, 118980, 122040, 142776, 149386, 178470, 224079, 237960, 298772, 356940, 373465, 448158, 597544, 672237, 713880, 746930, 896316, 1120395, 1344474, 1493860, 1792632, 2016711, 2240790, 2688948, 2987720, 3361185, 4033422, 4481580, 5377896, 6722370, 8066844, 8963160, 10083555, 13444740, 16133688, 20167110, 26889480, 40334220, 80668440]

約数ペア:

[(1, 80668440), (2, 40334220), (3, 26889480), (4, 20167110), (5, 16133688), (6, 13444740), (8, 10083555), (9, 8963160), (10, 8066844), (12, 6722370), (15, 5377896), (18, 4481580), (20, 4033422), (24, 3361185), (27, 2987720), (30, 2688948), (36, 2240790), (40, 2016711), (45, 1792632), (54, 1493860), (60, 1344474), (72, 1120395), (90, 896316), (108, 746930), (113, 713880), (120, 672237), (135, 597544), (180, 448158), (216, 373465), (226, 356940), (270, 298772), (339, 237960), (360, 224079), (452, 178470), (540, 149386), (565, 142776), (661, 122040), (678, 118980), (904, 89235), (1017, 79320), (1080, 74693), (1130, 71388), (1322, 61020), (1356, 59490), (1695, 47592), (1983, 40680), (2034, 39660), (2260, 35694), (2644, 30510), (2712, 29745), (3051, 26440), (3305, 24408), (3390, 23796), (3966, 20340), (4068, 19830), (4520, 17847), (5085, 15864), (5288, 15255), (5949, 13560), (6102, 13220), (6610, 12204), (6780, 11898), (7932, 10170), (8136, 9915)]