77277720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49537}}^1$

素因数の和:49564

約数の個数: 64

約数和(自身を含む): 249671520

約数和(自身を除く): 172393800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 49537, 99074, 148611, 198148, 247685, 297222, 396296, 495370, 594444, 643981, 743055, 990740, 1188888, 1287962, 1486110, 1931943, 1981480, 2575924, 2972220, 3219905, 3863886, 5151848, 5944440, 6439810, 7727772, 9659715, 12879620, 15455544, 19319430, 25759240, 38638860, 77277720]

約数ペア:

[(1, 77277720), (2, 38638860), (3, 25759240), (4, 19319430), (5, 15455544), (6, 12879620), (8, 9659715), (10, 7727772), (12, 6439810), (13, 5944440), (15, 5151848), (20, 3863886), (24, 3219905), (26, 2972220), (30, 2575924), (39, 1981480), (40, 1931943), (52, 1486110), (60, 1287962), (65, 1188888), (78, 990740), (104, 743055), (120, 643981), (130, 594444), (156, 495370), (195, 396296), (260, 297222), (312, 247685), (390, 198148), (520, 148611), (780, 99074), (1560, 49537)]