289271360

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1451}}^1$

素因数の和:1564

約数の個数: 112

約数和(自身を含む): 796625280

約数和(自身を除く): 507353920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 89, 112, 140, 160, 178, 224, 280, 320, 356, 445, 448, 560, 623, 712, 890, 1120, 1246, 1424, 1451, 1780, 2240, 2492, 2848, 2902, 3115, 3560, 4984, 5696, 5804, 6230, 7120, 7255, 9968, 10157, 11608, 12460, 14240, 14510, 19936, 20314, 23216, 24920, 28480, 29020, 39872, 40628, 46432, 49840, 50785, 58040, 81256, 92864, 99680, 101570, 116080, 129139, 162512, 199360, 203140, 232160, 258278, 325024, 406280, 464320, 516556, 645695, 650048, 812560, 903973, 1033112, 1291390, 1625120, 1807946, 2066224, 2582780, 3250240, 3615892, 4132448, 4519865, 5165560, 7231784, 8264896, 9039730, 10331120, 14463568, 18079460, 20662240, 28927136, 36158920, 41324480, 57854272, 72317840, 144635680, 289271360]

約数ペア:

[(1, 289271360), (2, 144635680), (4, 72317840), (5, 57854272), (7, 41324480), (8, 36158920), (10, 28927136), (14, 20662240), (16, 18079460), (20, 14463568), (28, 10331120), (32, 9039730), (35, 8264896), (40, 7231784), (56, 5165560), (64, 4519865), (70, 4132448), (80, 3615892), (89, 3250240), (112, 2582780), (140, 2066224), (160, 1807946), (178, 1625120), (224, 1291390), (280, 1033112), (320, 903973), (356, 812560), (445, 650048), (448, 645695), (560, 516556), (623, 464320), (712, 406280), (890, 325024), (1120, 258278), (1246, 232160), (1424, 203140), (1451, 199360), (1780, 162512), (2240, 129139), (2492, 116080), (2848, 101570), (2902, 99680), (3115, 92864), (3560, 81256), (4984, 58040), (5696, 50785), (5804, 49840), (6230, 46432), (7120, 40628), (7255, 39872), (9968, 29020), (10157, 28480), (11608, 24920), (12460, 23216), (14240, 20314), (14510, 19936)]