27978510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{2719}}^1$

素因数の和:2750

約数の個数: 64

約数和(自身を含む): 78336000

約数和(自身を除く): 50357490

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 343, 490, 686, 735, 1029, 1470, 1715, 2058, 2719, 3430, 5145, 5438, 8157, 10290, 13595, 16314, 19033, 27190, 38066, 40785, 57099, 81570, 95165, 114198, 133231, 190330, 266462, 285495, 399693, 570990, 666155, 799386, 932617, 1332310, 1865234, 1998465, 2797851, 3996930, 4663085, 5595702, 9326170, 13989255, 27978510]

約数ペア:

[(1, 27978510), (2, 13989255), (3, 9326170), (5, 5595702), (6, 4663085), (7, 3996930), (10, 2797851), (14, 1998465), (15, 1865234), (21, 1332310), (30, 932617), (35, 799386), (42, 666155), (49, 570990), (70, 399693), (98, 285495), (105, 266462), (147, 190330), (210, 133231), (245, 114198), (294, 95165), (343, 81570), (490, 57099), (686, 40785), (735, 38066), (1029, 27190), (1470, 19033), (1715, 16314), (2058, 13595), (2719, 10290), (3430, 8157), (5145, 5438)]