1352321820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{21283}}^1$

素因数の和:21651

約数の個数: 72

約数和(自身を含む): 4113856656

約数和(自身を除く): 2761534836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 353, 706, 1059, 1412, 1765, 2118, 3177, 3530, 4236, 5295, 6354, 7060, 10590, 12708, 15885, 21180, 21283, 31770, 42566, 63540, 63849, 85132, 106415, 127698, 191547, 212830, 255396, 319245, 383094, 425660, 638490, 766188, 957735, 1276980, 1915470, 3830940, 7512899, 15025798, 22538697, 30051596, 37564495, 45077394, 67616091, 75128990, 90154788, 112693485, 135232182, 150257980, 225386970, 270464364, 338080455, 450773940, 676160910, 1352321820]

約数ペア:

[(1, 1352321820), (2, 676160910), (3, 450773940), (4, 338080455), (5, 270464364), (6, 225386970), (9, 150257980), (10, 135232182), (12, 112693485), (15, 90154788), (18, 75128990), (20, 67616091), (30, 45077394), (36, 37564495), (45, 30051596), (60, 22538697), (90, 15025798), (180, 7512899), (353, 3830940), (706, 1915470), (1059, 1276980), (1412, 957735), (1765, 766188), (2118, 638490), (3177, 425660), (3530, 383094), (4236, 319245), (5295, 255396), (6354, 212830), (7060, 191547), (10590, 127698), (12708, 106415), (15885, 85132), (21180, 63849), (21283, 63540), (31770, 42566)]