15431680

素因数分解:

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

素因数の和:175

約数の個数: 96

約数和(自身を含む): 40687920

約数和(自身を除く): 25256240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 137, 160, 176, 220, 256, 274, 320, 352, 440, 512, 548, 640, 685, 704, 880, 1024, 1096, 1280, 1370, 1408, 1507, 1760, 2048, 2192, 2560, 2740, 2816, 3014, 3520, 4384, 5120, 5480, 5632, 6028, 7040, 7535, 8768, 10240, 10960, 11264, 12056, 14080, 15070, 17536, 21920, 22528, 24112, 28160, 30140, 35072, 43840, 48224, 56320, 60280, 70144, 87680, 96448, 112640, 120560, 140288, 175360, 192896, 241120, 280576, 350720, 385792, 482240, 701440, 771584, 964480, 1402880, 1543168, 1928960, 3086336, 3857920, 7715840, 15431680]

約数ペア:

[(1, 15431680), (2, 7715840), (4, 3857920), (5, 3086336), (8, 1928960), (10, 1543168), (11, 1402880), (16, 964480), (20, 771584), (22, 701440), (32, 482240), (40, 385792), (44, 350720), (55, 280576), (64, 241120), (80, 192896), (88, 175360), (110, 140288), (128, 120560), (137, 112640), (160, 96448), (176, 87680), (220, 70144), (256, 60280), (274, 56320), (320, 48224), (352, 43840), (440, 35072), (512, 30140), (548, 28160), (640, 24112), (685, 22528), (704, 21920), (880, 17536), (1024, 15070), (1096, 14080), (1280, 12056), (1370, 11264), (1408, 10960), (1507, 10240), (1760, 8768), (2048, 7535), (2192, 7040), (2560, 6028), (2740, 5632), (2816, 5480), (3014, 5120), (3520, 4384)]