66971280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{279047}}^1$

素因数の和:279063

約数の個数: 40

約数和(自身を含む): 207611712

約数和(自身を除く): 140640432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 279047, 558094, 837141, 1116188, 1395235, 1674282, 2232376, 2790470, 3348564, 4185705, 4464752, 5580940, 6697128, 8371410, 11161880, 13394256, 16742820, 22323760, 33485640, 66971280]

約数ペア:

[(1, 66971280), (2, 33485640), (3, 22323760), (4, 16742820), (5, 13394256), (6, 11161880), (8, 8371410), (10, 6697128), (12, 5580940), (15, 4464752), (16, 4185705), (20, 3348564), (24, 2790470), (30, 2232376), (40, 1674282), (48, 1395235), (60, 1116188), (80, 837141), (120, 558094), (240, 279047)]