30756320

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{3923}}^1$

素因数の和:3952

約数の個数: 72

約数和(自身を含む): 84546504

約数和(自身を除く): 53790184

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, 3923, 7840, 7846, 15692, 19615, 27461, 31384, 39230, 54922, 62768, 78460, 109844, 125536, 137305, 156920, 192227, 219688, 274610, 313840, 384454, 439376, 549220, 627680, 768908, 878752, 961135, 1098440, 1537816, 1922270, 2196880, 3075632, 3844540, 4393760, 6151264, 7689080, 15378160, 30756320]

約数ペア:

[(1, 30756320), (2, 15378160), (4, 7689080), (5, 6151264), (7, 4393760), (8, 3844540), (10, 3075632), (14, 2196880), (16, 1922270), (20, 1537816), (28, 1098440), (32, 961135), (35, 878752), (40, 768908), (49, 627680), (56, 549220), (70, 439376), (80, 384454), (98, 313840), (112, 274610), (140, 219688), (160, 192227), (196, 156920), (224, 137305), (245, 125536), (280, 109844), (392, 78460), (490, 62768), (560, 54922), (784, 39230), (980, 31384), (1120, 27461), (1568, 19615), (1960, 15692), (3920, 7846), (3923, 7840)]