216027760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{207719}}^1$

素因数の和:207745

約数の個数: 40

約数和(自身を含む): 540902880

約数和(自身を除く): 324875120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 207719, 415438, 830876, 1038595, 1661752, 2077190, 2700347, 3323504, 4154380, 5400694, 8308760, 10801388, 13501735, 16617520, 21602776, 27003470, 43205552, 54006940, 108013880, 216027760]

約数ペア:

[(1, 216027760), (2, 108013880), (4, 54006940), (5, 43205552), (8, 27003470), (10, 21602776), (13, 16617520), (16, 13501735), (20, 10801388), (26, 8308760), (40, 5400694), (52, 4154380), (65, 3323504), (80, 2700347), (104, 2077190), (130, 1661752), (208, 1038595), (260, 830876), (520, 415438), (1040, 207719)]