16465040

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:240

約数の個数: 80

約数和(自身を含む): 40711680

約数和(自身を除く): 24246640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 47, 58, 80, 94, 116, 145, 151, 188, 232, 235, 290, 302, 376, 464, 470, 580, 604, 752, 755, 940, 1160, 1208, 1363, 1510, 1880, 2320, 2416, 2726, 3020, 3760, 4379, 5452, 6040, 6815, 7097, 8758, 10904, 12080, 13630, 14194, 17516, 21808, 21895, 27260, 28388, 35032, 35485, 43790, 54520, 56776, 70064, 70970, 87580, 109040, 113552, 141940, 175160, 205813, 283880, 350320, 411626, 567760, 823252, 1029065, 1646504, 2058130, 3293008, 4116260, 8232520, 16465040]

約数ペア:

[(1, 16465040), (2, 8232520), (4, 4116260), (5, 3293008), (8, 2058130), (10, 1646504), (16, 1029065), (20, 823252), (29, 567760), (40, 411626), (47, 350320), (58, 283880), (80, 205813), (94, 175160), (116, 141940), (145, 113552), (151, 109040), (188, 87580), (232, 70970), (235, 70064), (290, 56776), (302, 54520), (376, 43790), (464, 35485), (470, 35032), (580, 28388), (604, 27260), (752, 21895), (755, 21808), (940, 17516), (1160, 14194), (1208, 13630), (1363, 12080), (1510, 10904), (1880, 8758), (2320, 7097), (2416, 6815), (2726, 6040), (3020, 5452), (3760, 4379)]