15861480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1009}}^1$

素因数の和:1154

約数の個数: 64

約数和(自身を含む): 47995200

約数和(自身を除く): 32133720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1009, 1048, 1310, 1572, 1965, 2018, 2620, 3027, 3144, 3930, 4036, 5045, 5240, 6054, 7860, 8072, 10090, 12108, 15135, 15720, 20180, 24216, 30270, 40360, 60540, 121080, 132179, 264358, 396537, 528716, 660895, 793074, 1057432, 1321790, 1586148, 1982685, 2643580, 3172296, 3965370, 5287160, 7930740, 15861480]

約数ペア:

[(1, 15861480), (2, 7930740), (3, 5287160), (4, 3965370), (5, 3172296), (6, 2643580), (8, 1982685), (10, 1586148), (12, 1321790), (15, 1057432), (20, 793074), (24, 660895), (30, 528716), (40, 396537), (60, 264358), (120, 132179), (131, 121080), (262, 60540), (393, 40360), (524, 30270), (655, 24216), (786, 20180), (1009, 15720), (1048, 15135), (1310, 12108), (1572, 10090), (1965, 8072), (2018, 7860), (2620, 6054), (3027, 5240), (3144, 5045), (3930, 4036)]