330510880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{42157}}^1$

素因数の和:42186

約数の個数: 72

約数和(自身を含む): 908336268

約数和(自身を除く): 577825388

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 42157, 84314, 168628, 210785, 295099, 337256, 421570, 590198, 674512, 843140, 1180396, 1349024, 1475495, 1686280, 2065693, 2360792, 2950990, 3372560, 4131386, 4721584, 5901980, 6745120, 8262772, 9443168, 10328465, 11803960, 16525544, 20656930, 23607920, 33051088, 41313860, 47215840, 66102176, 82627720, 165255440, 330510880]

約数ペア:

[(1, 330510880), (2, 165255440), (4, 82627720), (5, 66102176), (7, 47215840), (8, 41313860), (10, 33051088), (14, 23607920), (16, 20656930), (20, 16525544), (28, 11803960), (32, 10328465), (35, 9443168), (40, 8262772), (49, 6745120), (56, 5901980), (70, 4721584), (80, 4131386), (98, 3372560), (112, 2950990), (140, 2360792), (160, 2065693), (196, 1686280), (224, 1475495), (245, 1349024), (280, 1180396), (392, 843140), (490, 674512), (560, 590198), (784, 421570), (980, 337256), (1120, 295099), (1568, 210785), (1960, 168628), (3920, 84314), (7840, 42157)]