697140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1291}}^1$

素因数の和:1309

約数の個数: 48

約数和(自身を含む): 2170560

約数和(自身を除く): 1473420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 1291, 2582, 3873, 5164, 6455, 7746, 11619, 12910, 15492, 19365, 23238, 25820, 34857, 38730, 46476, 58095, 69714, 77460, 116190, 139428, 174285, 232380, 348570, 697140]

約数ペア:

[(1, 697140), (2, 348570), (3, 232380), (4, 174285), (5, 139428), (6, 116190), (9, 77460), (10, 69714), (12, 58095), (15, 46476), (18, 38730), (20, 34857), (27, 25820), (30, 23238), (36, 19365), (45, 15492), (54, 12910), (60, 11619), (90, 7746), (108, 6455), (135, 5164), (180, 3873), (270, 2582), (540, 1291)]