209639280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{873497}}^1$

素因数の和:873513

約数の個数: 40

約数和(自身を含む): 649882512

約数和(自身を除く): 440243232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 873497, 1746994, 2620491, 3493988, 4367485, 5240982, 6987976, 8734970, 10481964, 13102455, 13975952, 17469940, 20963928, 26204910, 34939880, 41927856, 52409820, 69879760, 104819640, 209639280]

約数ペア:

[(1, 209639280), (2, 104819640), (3, 69879760), (4, 52409820), (5, 41927856), (6, 34939880), (8, 26204910), (10, 20963928), (12, 17469940), (15, 13975952), (16, 13102455), (20, 10481964), (24, 8734970), (30, 6987976), (40, 5240982), (48, 4367485), (60, 3493988), (80, 2620491), (120, 1746994), (240, 873497)]