64476840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{537307}}^1$

素因数の和:537321

約数の個数: 32

約数和(自身を含む): 193430880

約数和(自身を除く): 128954040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 537307, 1074614, 1611921, 2149228, 2686535, 3223842, 4298456, 5373070, 6447684, 8059605, 10746140, 12895368, 16119210, 21492280, 32238420, 64476840]

約数ペア:

[(1, 64476840), (2, 32238420), (3, 21492280), (4, 16119210), (5, 12895368), (6, 10746140), (8, 8059605), (10, 6447684), (12, 5373070), (15, 4298456), (20, 3223842), (24, 2686535), (30, 2149228), (40, 1611921), (60, 1074614), (120, 537307)]