197877840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1693}}^1$

素因数の和:2196

約数の個数: 80

約数和(自身を含む): 615043968

約数和(自身を除く): 417166128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 487, 974, 1461, 1693, 1948, 2435, 2922, 3386, 3896, 4870, 5079, 5844, 6772, 7305, 7792, 8465, 9740, 10158, 11688, 13544, 14610, 16930, 19480, 20316, 23376, 25395, 27088, 29220, 33860, 38960, 40632, 50790, 58440, 67720, 81264, 101580, 116880, 135440, 203160, 406320, 824491, 1648982, 2473473, 3297964, 4122455, 4946946, 6595928, 8244910, 9893892, 12367365, 13191856, 16489820, 19787784, 24734730, 32979640, 39575568, 49469460, 65959280, 98938920, 197877840]

約数ペア:

[(1, 197877840), (2, 98938920), (3, 65959280), (4, 49469460), (5, 39575568), (6, 32979640), (8, 24734730), (10, 19787784), (12, 16489820), (15, 13191856), (16, 12367365), (20, 9893892), (24, 8244910), (30, 6595928), (40, 4946946), (48, 4122455), (60, 3297964), (80, 2473473), (120, 1648982), (240, 824491), (487, 406320), (974, 203160), (1461, 135440), (1693, 116880), (1948, 101580), (2435, 81264), (2922, 67720), (3386, 58440), (3896, 50790), (4870, 40632), (5079, 38960), (5844, 33860), (6772, 29220), (7305, 27088), (7792, 25395), (8465, 23376), (9740, 20316), (10158, 19480), (11688, 16930), (13544, 14610)]