30207520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{3853}}^1$

素因数の和:3882

約数の個数: 72

約数和(自身を含む): 83038284

約数和(自身を除く): 52830764

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, 3853, 3920, 7706, 7840, 15412, 19265, 26971, 30824, 38530, 53942, 61648, 77060, 107884, 123296, 134855, 154120, 188797, 215768, 269710, 308240, 377594, 431536, 539420, 616480, 755188, 863072, 943985, 1078840, 1510376, 1887970, 2157680, 3020752, 3775940, 4315360, 6041504, 7551880, 15103760, 30207520]

約数ペア:

[(1, 30207520), (2, 15103760), (4, 7551880), (5, 6041504), (7, 4315360), (8, 3775940), (10, 3020752), (14, 2157680), (16, 1887970), (20, 1510376), (28, 1078840), (32, 943985), (35, 863072), (40, 755188), (49, 616480), (56, 539420), (70, 431536), (80, 377594), (98, 308240), (112, 269710), (140, 215768), (160, 188797), (196, 154120), (224, 134855), (245, 123296), (280, 107884), (392, 77060), (490, 61648), (560, 53942), (784, 38530), (980, 30824), (1120, 26971), (1568, 19265), (1960, 15412), (3853, 7840), (3920, 7706)]