1507880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 3888000

約数和(自身を除く): 2380120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 149, 184, 220, 230, 253, 298, 440, 460, 506, 596, 745, 920, 1012, 1192, 1265, 1490, 1639, 2024, 2530, 2980, 3278, 3427, 5060, 5960, 6556, 6854, 8195, 10120, 13112, 13708, 16390, 17135, 27416, 32780, 34270, 37697, 65560, 68540, 75394, 137080, 150788, 188485, 301576, 376970, 753940, 1507880]

約数ペア:

[(1, 1507880), (2, 753940), (4, 376970), (5, 301576), (8, 188485), (10, 150788), (11, 137080), (20, 75394), (22, 68540), (23, 65560), (40, 37697), (44, 34270), (46, 32780), (55, 27416), (88, 17135), (92, 16390), (110, 13708), (115, 13112), (149, 10120), (184, 8195), (220, 6854), (230, 6556), (253, 5960), (298, 5060), (440, 3427), (460, 3278), (506, 2980), (596, 2530), (745, 2024), (920, 1639), (1012, 1490), (1192, 1265)]