780312816

素因数分解:

$2^4\times 3^2\times {\mathrm{251}}^1\times {\mathrm{21589}}^1$

素因数の和:21854

約数の個数: 60

約数和(自身を含む): 2192594040

約数和(自身を除く): 1412281224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 251, 502, 753, 1004, 1506, 2008, 2259, 3012, 4016, 4518, 6024, 9036, 12048, 18072, 21589, 36144, 43178, 64767, 86356, 129534, 172712, 194301, 259068, 345424, 388602, 518136, 777204, 1036272, 1554408, 3108816, 5418839, 10837678, 16256517, 21675356, 32513034, 43350712, 48769551, 65026068, 86701424, 97539102, 130052136, 195078204, 260104272, 390156408, 780312816]

約数ペア:

[(1, 780312816), (2, 390156408), (3, 260104272), (4, 195078204), (6, 130052136), (8, 97539102), (9, 86701424), (12, 65026068), (16, 48769551), (18, 43350712), (24, 32513034), (36, 21675356), (48, 16256517), (72, 10837678), (144, 5418839), (251, 3108816), (502, 1554408), (753, 1036272), (1004, 777204), (1506, 518136), (2008, 388602), (2259, 345424), (3012, 259068), (4016, 194301), (4518, 172712), (6024, 129534), (9036, 86356), (12048, 64767), (18072, 43178), (21589, 36144)]