216144940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{2269}}^1$

素因数の和:2722

約数の個数: 48

約数和(自身を含む): 496530720

約数和(自身を除く): 280385780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 433, 866, 1732, 2165, 2269, 4330, 4538, 4763, 8660, 9076, 9526, 11345, 19052, 22690, 23815, 24959, 45380, 47630, 49918, 95260, 99836, 124795, 249590, 499180, 982477, 1964954, 3929908, 4912385, 9824770, 10807247, 19649540, 21614494, 43228988, 54036235, 108072470, 216144940]

約数ペア:

[(1, 216144940), (2, 108072470), (4, 54036235), (5, 43228988), (10, 21614494), (11, 19649540), (20, 10807247), (22, 9824770), (44, 4912385), (55, 3929908), (110, 1964954), (220, 982477), (433, 499180), (866, 249590), (1732, 124795), (2165, 99836), (2269, 95260), (4330, 49918), (4538, 47630), (4763, 45380), (8660, 24959), (9076, 23815), (9526, 22690), (11345, 19052)]