145898872

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^2\times {\mathrm{1031}}^1$

素因数の和:1089

約数の個数: 72

約数和(自身を含む): 336179160

約数和(自身を除く): 190280288

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, 1031, 1064, 1444, 1862, 2062, 2527, 2888, 3724, 4124, 5054, 7217, 7448, 8248, 10108, 14434, 17689, 19589, 20216, 28868, 35378, 39178, 50519, 57736, 70756, 78356, 101038, 137123, 141512, 156712, 202076, 274246, 372191, 404152, 548492, 744382, 959861, 1096984, 1488764, 1919722, 2605337, 2977528, 3839444, 5210674, 7678888, 10421348, 18237359, 20842696, 36474718, 72949436, 145898872]

約数ペア:

[(1, 145898872), (2, 72949436), (4, 36474718), (7, 20842696), (8, 18237359), (14, 10421348), (19, 7678888), (28, 5210674), (38, 3839444), (49, 2977528), (56, 2605337), (76, 1919722), (98, 1488764), (133, 1096984), (152, 959861), (196, 744382), (266, 548492), (361, 404152), (392, 372191), (532, 274246), (722, 202076), (931, 156712), (1031, 141512), (1064, 137123), (1444, 101038), (1862, 78356), (2062, 70756), (2527, 57736), (2888, 50519), (3724, 39178), (4124, 35378), (5054, 28868), (7217, 20216), (7448, 19589), (8248, 17689), (10108, 14434)]