123126688

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{647}}^1$

素因数の和:989

約数の個数: 48

約数和(自身を含む): 256374720

約数和(自身を除く): 133248032

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 313, 608, 626, 647, 1252, 1294, 2504, 2588, 5008, 5176, 5947, 10016, 10352, 11894, 12293, 20704, 23788, 24586, 47576, 49172, 95152, 98344, 190304, 196688, 202511, 393376, 405022, 810044, 1620088, 3240176, 3847709, 6480352, 7695418, 15390836, 30781672, 61563344, 123126688]

約数ペア:

[(1, 123126688), (2, 61563344), (4, 30781672), (8, 15390836), (16, 7695418), (19, 6480352), (32, 3847709), (38, 3240176), (76, 1620088), (152, 810044), (304, 405022), (313, 393376), (608, 202511), (626, 196688), (647, 190304), (1252, 98344), (1294, 95152), (2504, 49172), (2588, 47576), (5008, 24586), (5176, 23788), (5947, 20704), (10016, 12293), (10352, 11894)]