172220104

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^2\times {\mathrm{1217}}^1$

素因数の和:1275

約数の個数: 72

約数和(自身を含む): 396769590

約数和(自身を除く): 224549486

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 361, 392, 532, 722, 931, 1064, 1217, 1444, 1862, 2434, 2527, 2888, 3724, 4868, 5054, 7448, 8519, 9736, 10108, 17038, 17689, 20216, 23123, 34076, 35378, 46246, 59633, 68152, 70756, 92492, 119266, 141512, 161861, 184984, 238532, 323722, 439337, 477064, 647444, 878674, 1133027, 1294888, 1757348, 2266054, 3075359, 3514696, 4532108, 6150718, 9064216, 12301436, 21527513, 24602872, 43055026, 86110052, 172220104]

約数ペア:

[(1, 172220104), (2, 86110052), (4, 43055026), (7, 24602872), (8, 21527513), (14, 12301436), (19, 9064216), (28, 6150718), (38, 4532108), (49, 3514696), (56, 3075359), (76, 2266054), (98, 1757348), (133, 1294888), (152, 1133027), (196, 878674), (266, 647444), (361, 477064), (392, 439337), (532, 323722), (722, 238532), (931, 184984), (1064, 161861), (1217, 141512), (1444, 119266), (1862, 92492), (2434, 70756), (2527, 68152), (2888, 59633), (3724, 46246), (4868, 35378), (5054, 34076), (7448, 23123), (8519, 20216), (9736, 17689), (10108, 17038)]