188668784

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:310

約数の個数: 80

約数和(自身を含む): 399676800

約数和(自身を除く): 211008016

約数列:

[1, 2, 4, 8, 16, 19, 38, 59, 67, 76, 118, 134, 152, 157, 236, 268, 304, 314, 472, 536, 628, 944, 1072, 1121, 1256, 1273, 2242, 2512, 2546, 2983, 3953, 4484, 5092, 5966, 7906, 8968, 9263, 10184, 10519, 11932, 15812, 17936, 18526, 20368, 21038, 23864, 31624, 37052, 42076, 47728, 63248, 74104, 75107, 84152, 148208, 150214, 168304, 175997, 199861, 300428, 351994, 399722, 600856, 620621, 703988, 799444, 1201712, 1241242, 1407976, 1598888, 2482484, 2815952, 3197776, 4964968, 9929936, 11791799, 23583598, 47167196, 94334392, 188668784]

約数ペア:

[(1, 188668784), (2, 94334392), (4, 47167196), (8, 23583598), (16, 11791799), (19, 9929936), (38, 4964968), (59, 3197776), (67, 2815952), (76, 2482484), (118, 1598888), (134, 1407976), (152, 1241242), (157, 1201712), (236, 799444), (268, 703988), (304, 620621), (314, 600856), (472, 399722), (536, 351994), (628, 300428), (944, 199861), (1072, 175997), (1121, 168304), (1256, 150214), (1273, 148208), (2242, 84152), (2512, 75107), (2546, 74104), (2983, 63248), (3953, 47728), (4484, 42076), (5092, 37052), (5966, 31624), (7906, 23864), (8968, 21038), (9263, 20368), (10184, 18526), (10519, 17936), (11932, 15812)]