9172620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{389}}^1$

素因数の和:535

約数の個数: 72

約数和(自身を含む): 28108080

約数和(自身を除く): 18935460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 389, 393, 524, 655, 778, 786, 1167, 1179, 1310, 1556, 1572, 1945, 1965, 2334, 2358, 2620, 3501, 3890, 3930, 4668, 4716, 5835, 5895, 7002, 7780, 7860, 11670, 11790, 14004, 17505, 23340, 23580, 35010, 50959, 70020, 101918, 152877, 203836, 254795, 305754, 458631, 509590, 611508, 764385, 917262, 1019180, 1528770, 1834524, 2293155, 3057540, 4586310, 9172620]

約数ペア:

[(1, 9172620), (2, 4586310), (3, 3057540), (4, 2293155), (5, 1834524), (6, 1528770), (9, 1019180), (10, 917262), (12, 764385), (15, 611508), (18, 509590), (20, 458631), (30, 305754), (36, 254795), (45, 203836), (60, 152877), (90, 101918), (131, 70020), (180, 50959), (262, 35010), (389, 23580), (393, 23340), (524, 17505), (655, 14004), (778, 11790), (786, 11670), (1167, 7860), (1179, 7780), (1310, 7002), (1556, 5895), (1572, 5835), (1945, 4716), (1965, 4668), (2334, 3930), (2358, 3890), (2620, 3501)]