15311120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:288

約数の個数: 80

約数和(自身を含む): 39426048

約数和(自身を除く): 24114928

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 127, 137, 176, 220, 254, 274, 440, 508, 548, 635, 685, 880, 1016, 1096, 1270, 1370, 1397, 1507, 2032, 2192, 2540, 2740, 2794, 3014, 5080, 5480, 5588, 6028, 6985, 7535, 10160, 10960, 11176, 12056, 13970, 15070, 17399, 22352, 24112, 27940, 30140, 34798, 55880, 60280, 69596, 86995, 111760, 120560, 139192, 173990, 191389, 278384, 347980, 382778, 695960, 765556, 956945, 1391920, 1531112, 1913890, 3062224, 3827780, 7655560, 15311120]

約数ペア:

[(1, 15311120), (2, 7655560), (4, 3827780), (5, 3062224), (8, 1913890), (10, 1531112), (11, 1391920), (16, 956945), (20, 765556), (22, 695960), (40, 382778), (44, 347980), (55, 278384), (80, 191389), (88, 173990), (110, 139192), (127, 120560), (137, 111760), (176, 86995), (220, 69596), (254, 60280), (274, 55880), (440, 34798), (508, 30140), (548, 27940), (635, 24112), (685, 22352), (880, 17399), (1016, 15070), (1096, 13970), (1270, 12056), (1370, 11176), (1397, 10960), (1507, 10160), (2032, 7535), (2192, 6985), (2540, 6028), (2740, 5588), (2794, 5480), (3014, 5080)]