15442900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 37185120

約数和(自身を除く): 21742220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 101, 110, 139, 202, 220, 275, 278, 404, 505, 550, 556, 695, 1010, 1100, 1111, 1390, 1529, 2020, 2222, 2525, 2780, 3058, 3475, 4444, 5050, 5555, 6116, 6950, 7645, 10100, 11110, 13900, 14039, 15290, 22220, 27775, 28078, 30580, 38225, 55550, 56156, 70195, 76450, 111100, 140390, 152900, 154429, 280780, 308858, 350975, 617716, 701950, 772145, 1403900, 1544290, 3088580, 3860725, 7721450, 15442900]

約数ペア:

[(1, 15442900), (2, 7721450), (4, 3860725), (5, 3088580), (10, 1544290), (11, 1403900), (20, 772145), (22, 701950), (25, 617716), (44, 350975), (50, 308858), (55, 280780), (100, 154429), (101, 152900), (110, 140390), (139, 111100), (202, 76450), (220, 70195), (275, 56156), (278, 55550), (404, 38225), (505, 30580), (550, 28078), (556, 27775), (695, 22220), (1010, 15290), (1100, 14039), (1111, 13900), (1390, 11110), (1529, 10100), (2020, 7645), (2222, 6950), (2525, 6116), (2780, 5555), (3058, 5050), (3475, 4444)]