321045280

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{105607}}^1$

素因数の和:105641

約数の個数: 48

約数和(自身を含む): 798396480

約数和(自身を除く): 477351200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 105607, 211214, 422428, 528035, 844856, 1056070, 1689712, 2006533, 2112140, 3379424, 4013066, 4224280, 8026132, 8448560, 10032665, 16052264, 16897120, 20065330, 32104528, 40130660, 64209056, 80261320, 160522640, 321045280]

約数ペア:

[(1, 321045280), (2, 160522640), (4, 80261320), (5, 64209056), (8, 40130660), (10, 32104528), (16, 20065330), (19, 16897120), (20, 16052264), (32, 10032665), (38, 8448560), (40, 8026132), (76, 4224280), (80, 4013066), (95, 3379424), (152, 2112140), (160, 2006533), (190, 1689712), (304, 1056070), (380, 844856), (608, 528035), (760, 422428), (1520, 211214), (3040, 105607)]