289311680

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{18451}}^1$

素因数の和:18482

約数の個数: 84

約数和(自身を含む): 801444168

約数和(自身を除く): 512132488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 15680, 18451, 36902, 73804, 92255, 129157, 147608, 184510, 258314, 295216, 369020, 516628, 590432, 645785, 738040, 904099, 1033256, 1180864, 1291570, 1476080, 1808198, 2066512, 2583140, 2952160, 3616396, 4133024, 4520495, 5166280, 5904320, 7232792, 8266048, 9040990, 10332560, 14465584, 18081980, 20665120, 28931168, 36163960, 41330240, 57862336, 72327920, 144655840, 289311680]

約数ペア:

[(1, 289311680), (2, 144655840), (4, 72327920), (5, 57862336), (7, 41330240), (8, 36163960), (10, 28931168), (14, 20665120), (16, 18081980), (20, 14465584), (28, 10332560), (32, 9040990), (35, 8266048), (40, 7232792), (49, 5904320), (56, 5166280), (64, 4520495), (70, 4133024), (80, 3616396), (98, 2952160), (112, 2583140), (140, 2066512), (160, 1808198), (196, 1476080), (224, 1291570), (245, 1180864), (280, 1033256), (320, 904099), (392, 738040), (448, 645785), (490, 590432), (560, 516628), (784, 369020), (980, 295216), (1120, 258314), (1568, 184510), (1960, 147608), (2240, 129157), (3136, 92255), (3920, 73804), (7840, 36902), (15680, 18451)]