198934960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2593}}^1$

素因数の和:2750

約数の個数: 80

約数和(自身を含む): 532662336

約数和(自身を除く): 333727376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 685, 959, 1096, 1370, 1918, 2192, 2593, 2740, 3836, 4795, 5186, 5480, 7672, 9590, 10372, 10960, 12965, 15344, 18151, 19180, 20744, 25930, 36302, 38360, 41488, 51860, 72604, 76720, 90755, 103720, 145208, 181510, 207440, 290416, 355241, 363020, 710482, 726040, 1420964, 1452080, 1776205, 2486687, 2841928, 3552410, 4973374, 5683856, 7104820, 9946748, 12433435, 14209640, 19893496, 24866870, 28419280, 39786992, 49733740, 99467480, 198934960]

約数ペア:

[(1, 198934960), (2, 99467480), (4, 49733740), (5, 39786992), (7, 28419280), (8, 24866870), (10, 19893496), (14, 14209640), (16, 12433435), (20, 9946748), (28, 7104820), (35, 5683856), (40, 4973374), (56, 3552410), (70, 2841928), (80, 2486687), (112, 1776205), (137, 1452080), (140, 1420964), (274, 726040), (280, 710482), (548, 363020), (560, 355241), (685, 290416), (959, 207440), (1096, 181510), (1370, 145208), (1918, 103720), (2192, 90755), (2593, 76720), (2740, 72604), (3836, 51860), (4795, 41488), (5186, 38360), (5480, 36302), (7672, 25930), (9590, 20744), (10372, 19180), (10960, 18151), (12965, 15344)]