1538515872

素因数分解:

$2^5\times 3^2\times {\mathrm{421}}^1\times {\mathrm{12689}}^1$

素因数の和:13126

約数の個数: 72

約数和(自身を含む): 4385892420

約数和(自身を除く): 2847376548

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 421, 842, 1263, 1684, 2526, 3368, 3789, 5052, 6736, 7578, 10104, 12689, 13472, 15156, 20208, 25378, 30312, 38067, 40416, 50756, 60624, 76134, 101512, 114201, 121248, 152268, 203024, 228402, 304536, 406048, 456804, 609072, 913608, 1218144, 1827216, 3654432, 5342069, 10684138, 16026207, 21368276, 32052414, 42736552, 48078621, 64104828, 85473104, 96157242, 128209656, 170946208, 192314484, 256419312, 384628968, 512838624, 769257936, 1538515872]

約数ペア:

[(1, 1538515872), (2, 769257936), (3, 512838624), (4, 384628968), (6, 256419312), (8, 192314484), (9, 170946208), (12, 128209656), (16, 96157242), (18, 85473104), (24, 64104828), (32, 48078621), (36, 42736552), (48, 32052414), (72, 21368276), (96, 16026207), (144, 10684138), (288, 5342069), (421, 3654432), (842, 1827216), (1263, 1218144), (1684, 913608), (2526, 609072), (3368, 456804), (3789, 406048), (5052, 304536), (6736, 228402), (7578, 203024), (10104, 152268), (12689, 121248), (13472, 114201), (15156, 101512), (20208, 76134), (25378, 60624), (30312, 50756), (38067, 40416)]