138155280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{575647}}^1$

素因数の和:575663

約数の個数: 40

約数和(自身を含む): 428282112

約数和(自身を除く): 290126832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 575647, 1151294, 1726941, 2302588, 2878235, 3453882, 4605176, 5756470, 6907764, 8634705, 9210352, 11512940, 13815528, 17269410, 23025880, 27631056, 34538820, 46051760, 69077640, 138155280]

約数ペア:

[(1, 138155280), (2, 69077640), (3, 46051760), (4, 34538820), (5, 27631056), (6, 23025880), (8, 17269410), (10, 13815528), (12, 11512940), (15, 9210352), (16, 8634705), (20, 6907764), (24, 5756470), (30, 4605176), (40, 3453882), (48, 2878235), (60, 2302588), (80, 1726941), (120, 1151294), (240, 575647)]