156958781956

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{261523}}^1$

素因数の和:261748

約数の個数: 48

約数和(自身を含む): 296568216000

約数和(自身を除く): 139609434044

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 149, 212, 298, 596, 1007, 2014, 2831, 4028, 5662, 7897, 11324, 15794, 31588, 150043, 261523, 300086, 523046, 600172, 1046092, 4968937, 9937874, 13860719, 19875748, 27721438, 38966927, 55442876, 77933854, 155867708, 263353661, 526707322, 740371613, 1053414644, 1480743226, 2065247131, 2961486452, 4130494262, 8260988524, 39239695489, 78479390978, 156958781956]

約数ペア:

[(1, 156958781956), (2, 78479390978), (4, 39239695489), (19, 8260988524), (38, 4130494262), (53, 2961486452), (76, 2065247131), (106, 1480743226), (149, 1053414644), (212, 740371613), (298, 526707322), (596, 263353661), (1007, 155867708), (2014, 77933854), (2831, 55442876), (4028, 38966927), (5662, 27721438), (7897, 19875748), (11324, 13860719), (15794, 9937874), (31588, 4968937), (150043, 1046092), (261523, 600172), (300086, 523046)]