71916320

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{9173}}^1$

素因数の和:9202

約数の個数: 72

約数和(自身を含む): 197663004

約数和(自身を除く): 125746684

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, 9173, 18346, 36692, 45865, 64211, 73384, 91730, 128422, 146768, 183460, 256844, 293536, 321055, 366920, 449477, 513688, 642110, 733840, 898954, 1027376, 1284220, 1467680, 1797908, 2054752, 2247385, 2568440, 3595816, 4494770, 5136880, 7191632, 8989540, 10273760, 14383264, 17979080, 35958160, 71916320]

約数ペア:

[(1, 71916320), (2, 35958160), (4, 17979080), (5, 14383264), (7, 10273760), (8, 8989540), (10, 7191632), (14, 5136880), (16, 4494770), (20, 3595816), (28, 2568440), (32, 2247385), (35, 2054752), (40, 1797908), (49, 1467680), (56, 1284220), (70, 1027376), (80, 898954), (98, 733840), (112, 642110), (140, 513688), (160, 449477), (196, 366920), (224, 321055), (245, 293536), (280, 256844), (392, 183460), (490, 146768), (560, 128422), (784, 91730), (980, 73384), (1120, 64211), (1568, 45865), (1960, 36692), (3920, 18346), (7840, 9173)]