670821760

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{21391}}^1$

素因数の和:21424

約数の個数: 96

約数和(自身を含む): 1865596320

約数和(自身を除く): 1194774560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1568, 1960, 2240, 3136, 3920, 4480, 6272, 7840, 15680, 21391, 31360, 42782, 85564, 106955, 149737, 171128, 213910, 299474, 342256, 427820, 598948, 684512, 748685, 855640, 1048159, 1197896, 1369024, 1497370, 1711280, 2096318, 2395792, 2738048, 2994740, 3422560, 4192636, 4791584, 5240795, 5989480, 6845120, 8385272, 9583168, 10481590, 11978960, 13690240, 16770544, 19166336, 20963180, 23957920, 33541088, 41926360, 47915840, 67082176, 83852720, 95831680, 134164352, 167705440, 335410880, 670821760]

約数ペア:

[(1, 670821760), (2, 335410880), (4, 167705440), (5, 134164352), (7, 95831680), (8, 83852720), (10, 67082176), (14, 47915840), (16, 41926360), (20, 33541088), (28, 23957920), (32, 20963180), (35, 19166336), (40, 16770544), (49, 13690240), (56, 11978960), (64, 10481590), (70, 9583168), (80, 8385272), (98, 6845120), (112, 5989480), (128, 5240795), (140, 4791584), (160, 4192636), (196, 3422560), (224, 2994740), (245, 2738048), (280, 2395792), (320, 2096318), (392, 1711280), (448, 1497370), (490, 1369024), (560, 1197896), (640, 1048159), (784, 855640), (896, 748685), (980, 684512), (1120, 598948), (1568, 427820), (1960, 342256), (2240, 299474), (3136, 213910), (3920, 171128), (4480, 149737), (6272, 106955), (7840, 85564), (15680, 42782), (21391, 31360)]