664782120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{615539}}^1$

素因数の和:615559

約数の個数: 64

約数和(自身を含む): 2215944000

約数和(自身を除く): 1551161880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 615539, 1231078, 1846617, 2462156, 3077695, 3693234, 4924312, 5539851, 6155390, 7386468, 9233085, 11079702, 12310780, 14772936, 16619553, 18466170, 22159404, 24621560, 27699255, 33239106, 36932340, 44318808, 55398510, 66478212, 73864680, 83097765, 110797020, 132956424, 166195530, 221594040, 332391060, 664782120]

約数ペア:

[(1, 664782120), (2, 332391060), (3, 221594040), (4, 166195530), (5, 132956424), (6, 110797020), (8, 83097765), (9, 73864680), (10, 66478212), (12, 55398510), (15, 44318808), (18, 36932340), (20, 33239106), (24, 27699255), (27, 24621560), (30, 22159404), (36, 18466170), (40, 16619553), (45, 14772936), (54, 12310780), (60, 11079702), (72, 9233085), (90, 7386468), (108, 6155390), (120, 5539851), (135, 4924312), (180, 3693234), (216, 3077695), (270, 2462156), (360, 1846617), (540, 1231078), (1080, 615539)]