15430980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5981}}^1$

素因数の和:6036

約数の個数: 48

約数和(自身を含む): 44218944

約数和(自身を除く): 28787964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 5981, 11962, 17943, 23924, 29905, 35886, 59810, 71772, 89715, 119620, 179430, 257183, 358860, 514366, 771549, 1028732, 1285915, 1543098, 2571830, 3086196, 3857745, 5143660, 7715490, 15430980]

約数ペア:

[(1, 15430980), (2, 7715490), (3, 5143660), (4, 3857745), (5, 3086196), (6, 2571830), (10, 1543098), (12, 1285915), (15, 1028732), (20, 771549), (30, 514366), (43, 358860), (60, 257183), (86, 179430), (129, 119620), (172, 89715), (215, 71772), (258, 59810), (430, 35886), (516, 29905), (645, 23924), (860, 17943), (1290, 11962), (2580, 5981)]