154678480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1283}}^1$

素因数の和:1444

約数の個数: 80

約数和(自身を含む): 395492544

約数和(自身を除く): 240814064

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 137, 176, 220, 274, 440, 548, 685, 880, 1096, 1283, 1370, 1507, 2192, 2566, 2740, 3014, 5132, 5480, 6028, 6415, 7535, 10264, 10960, 12056, 12830, 14113, 15070, 20528, 24112, 25660, 28226, 30140, 51320, 56452, 60280, 70565, 102640, 112904, 120560, 141130, 175771, 225808, 282260, 351542, 564520, 703084, 878855, 1129040, 1406168, 1757710, 1933481, 2812336, 3515420, 3866962, 7030840, 7733924, 9667405, 14061680, 15467848, 19334810, 30935696, 38669620, 77339240, 154678480]

約数ペア:

[(1, 154678480), (2, 77339240), (4, 38669620), (5, 30935696), (8, 19334810), (10, 15467848), (11, 14061680), (16, 9667405), (20, 7733924), (22, 7030840), (40, 3866962), (44, 3515420), (55, 2812336), (80, 1933481), (88, 1757710), (110, 1406168), (137, 1129040), (176, 878855), (220, 703084), (274, 564520), (440, 351542), (548, 282260), (685, 225808), (880, 175771), (1096, 141130), (1283, 120560), (1370, 112904), (1507, 102640), (2192, 70565), (2566, 60280), (2740, 56452), (3014, 51320), (5132, 30140), (5480, 28226), (6028, 25660), (6415, 24112), (7535, 20528), (10264, 15070), (10960, 14113), (12056, 12830)]