15895760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:252

約数の個数: 80

約数和(自身を含む): 39533184

約数和(自身を除く): 23637424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 53, 80, 92, 106, 115, 163, 184, 212, 230, 265, 326, 368, 424, 460, 530, 652, 815, 848, 920, 1060, 1219, 1304, 1630, 1840, 2120, 2438, 2608, 3260, 3749, 4240, 4876, 6095, 6520, 7498, 8639, 9752, 12190, 13040, 14996, 17278, 18745, 19504, 24380, 29992, 34556, 37490, 43195, 48760, 59984, 69112, 74980, 86390, 97520, 138224, 149960, 172780, 198697, 299920, 345560, 397394, 691120, 794788, 993485, 1589576, 1986970, 3179152, 3973940, 7947880, 15895760]

約数ペア:

[(1, 15895760), (2, 7947880), (4, 3973940), (5, 3179152), (8, 1986970), (10, 1589576), (16, 993485), (20, 794788), (23, 691120), (40, 397394), (46, 345560), (53, 299920), (80, 198697), (92, 172780), (106, 149960), (115, 138224), (163, 97520), (184, 86390), (212, 74980), (230, 69112), (265, 59984), (326, 48760), (368, 43195), (424, 37490), (460, 34556), (530, 29992), (652, 24380), (815, 19504), (848, 18745), (920, 17278), (1060, 14996), (1219, 13040), (1304, 12190), (1630, 9752), (1840, 8639), (2120, 7498), (2438, 6520), (2608, 6095), (3260, 4876), (3749, 4240)]