8449020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 26020176

約数和(自身を除く): 17571156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 643, 657, 730, 876, 1095, 1286, 1314, 1460, 1929, 2190, 2572, 2628, 3215, 3285, 3858, 4380, 5787, 6430, 6570, 7716, 9645, 11574, 12860, 13140, 19290, 23148, 28935, 38580, 46939, 57870, 93878, 115740, 140817, 187756, 234695, 281634, 422451, 469390, 563268, 704085, 844902, 938780, 1408170, 1689804, 2112255, 2816340, 4224510, 8449020]

約数ペア:

[(1, 8449020), (2, 4224510), (3, 2816340), (4, 2112255), (5, 1689804), (6, 1408170), (9, 938780), (10, 844902), (12, 704085), (15, 563268), (18, 469390), (20, 422451), (30, 281634), (36, 234695), (45, 187756), (60, 140817), (73, 115740), (90, 93878), (146, 57870), (180, 46939), (219, 38580), (292, 28935), (365, 23148), (438, 19290), (643, 13140), (657, 12860), (730, 11574), (876, 9645), (1095, 7716), (1286, 6570), (1314, 6430), (1460, 5787), (1929, 4380), (2190, 3858), (2572, 3285), (2628, 3215)]