131047180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 320060160

約数和(自身を除く): 189012980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 107, 110, 190, 209, 214, 220, 293, 380, 418, 428, 535, 586, 836, 1045, 1070, 1172, 1177, 1465, 2033, 2090, 2140, 2354, 2930, 3223, 4066, 4180, 4708, 5567, 5860, 5885, 6446, 8132, 10165, 11134, 11770, 12892, 16115, 20330, 22268, 22363, 23540, 27835, 31351, 32230, 40660, 44726, 55670, 61237, 62702, 64460, 89452, 111340, 111815, 122474, 125404, 156755, 223630, 244948, 306185, 313510, 344861, 447260, 595669, 612370, 627020, 689722, 1191338, 1224740, 1379444, 1724305, 2382676, 2978345, 3448610, 5956690, 6552359, 6897220, 11913380, 13104718, 26209436, 32761795, 65523590, 131047180]

約数ペア:

[(1, 131047180), (2, 65523590), (4, 32761795), (5, 26209436), (10, 13104718), (11, 11913380), (19, 6897220), (20, 6552359), (22, 5956690), (38, 3448610), (44, 2978345), (55, 2382676), (76, 1724305), (95, 1379444), (107, 1224740), (110, 1191338), (190, 689722), (209, 627020), (214, 612370), (220, 595669), (293, 447260), (380, 344861), (418, 313510), (428, 306185), (535, 244948), (586, 223630), (836, 156755), (1045, 125404), (1070, 122474), (1172, 111815), (1177, 111340), (1465, 89452), (2033, 64460), (2090, 62702), (2140, 61237), (2354, 55670), (2930, 44726), (3223, 40660), (4066, 32230), (4180, 31351), (4708, 27835), (5567, 23540), (5860, 22363), (5885, 22268), (6446, 20330), (8132, 16115), (10165, 12892), (11134, 11770)]