641555510220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{12941}}^1\times {\mathrm{275419}}^1$

素因数の和:288375

約数の個数: 72

約数和(自身を含む): 1946209159440

約数和(自身を除く): 1304653649220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 12941, 25882, 38823, 51764, 64705, 77646, 116469, 129410, 155292, 194115, 232938, 258820, 275419, 388230, 465876, 550838, 582345, 776460, 826257, 1101676, 1164690, 1377095, 1652514, 2329380, 2478771, 2754190, 3305028, 4131285, 4957542, 5508380, 8262570, 9915084, 12393855, 16525140, 24787710, 49575420, 3564197279, 7128394558, 10692591837, 14256789116, 17820986395, 21385183674, 32077775511, 35641972790, 42770367348, 53462959185, 64155551022, 71283945580, 106925918370, 128311102044, 160388877555, 213851836740, 320777755110, 641555510220]

約数ペア:

[(1, 641555510220), (2, 320777755110), (3, 213851836740), (4, 160388877555), (5, 128311102044), (6, 106925918370), (9, 71283945580), (10, 64155551022), (12, 53462959185), (15, 42770367348), (18, 35641972790), (20, 32077775511), (30, 21385183674), (36, 17820986395), (45, 14256789116), (60, 10692591837), (90, 7128394558), (180, 3564197279), (12941, 49575420), (25882, 24787710), (38823, 16525140), (51764, 12393855), (64705, 9915084), (77646, 8262570), (116469, 5508380), (129410, 4957542), (155292, 4131285), (194115, 3305028), (232938, 2754190), (258820, 2478771), (275419, 2329380), (388230, 1652514), (465876, 1377095), (550838, 1164690), (582345, 1101676), (776460, 826257)]