88977780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{653}}^1\times {\mathrm{757}}^1$

素因数の和:1425

約数の個数: 72

約数和(自身を含む): 270669672

約数和(自身を除く): 181691892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 653, 757, 1306, 1514, 1959, 2271, 2612, 3028, 3265, 3785, 3918, 4542, 5877, 6530, 6813, 7570, 7836, 9084, 9795, 11355, 11754, 13060, 13626, 15140, 19590, 22710, 23508, 27252, 29385, 34065, 39180, 45420, 58770, 68130, 117540, 136260, 494321, 988642, 1482963, 1977284, 2471605, 2965926, 4448889, 4943210, 5931852, 7414815, 8897778, 9886420, 14829630, 17795556, 22244445, 29659260, 44488890, 88977780]

約数ペア:

[(1, 88977780), (2, 44488890), (3, 29659260), (4, 22244445), (5, 17795556), (6, 14829630), (9, 9886420), (10, 8897778), (12, 7414815), (15, 5931852), (18, 4943210), (20, 4448889), (30, 2965926), (36, 2471605), (45, 1977284), (60, 1482963), (90, 988642), (180, 494321), (653, 136260), (757, 117540), (1306, 68130), (1514, 58770), (1959, 45420), (2271, 39180), (2612, 34065), (3028, 29385), (3265, 27252), (3785, 23508), (3918, 22710), (4542, 19590), (5877, 15140), (6530, 13626), (6813, 13060), (7570, 11754), (7836, 11355), (9084, 9795)]