81022800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{251}}^1\times {\mathrm{269}}^1$

素因数の和:541

約数の個数: 120

約数和(自身を含む): 261545760

約数和(自身を除く): 180522960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 251, 269, 300, 400, 502, 538, 600, 753, 807, 1004, 1076, 1200, 1255, 1345, 1506, 1614, 2008, 2152, 2510, 2690, 3012, 3228, 3765, 4016, 4035, 4304, 5020, 5380, 6024, 6275, 6456, 6725, 7530, 8070, 10040, 10760, 12048, 12550, 12912, 13450, 15060, 16140, 18825, 20080, 20175, 21520, 25100, 26900, 30120, 32280, 37650, 40350, 50200, 53800, 60240, 64560, 67519, 75300, 80700, 100400, 107600, 135038, 150600, 161400, 202557, 270076, 301200, 322800, 337595, 405114, 540152, 675190, 810228, 1012785, 1080304, 1350380, 1620456, 1687975, 2025570, 2700760, 3240912, 3375950, 4051140, 5063925, 5401520, 6751900, 8102280, 10127850, 13503800, 16204560, 20255700, 27007600, 40511400, 81022800]

約数ペア:

[(1, 81022800), (2, 40511400), (3, 27007600), (4, 20255700), (5, 16204560), (6, 13503800), (8, 10127850), (10, 8102280), (12, 6751900), (15, 5401520), (16, 5063925), (20, 4051140), (24, 3375950), (25, 3240912), (30, 2700760), (40, 2025570), (48, 1687975), (50, 1620456), (60, 1350380), (75, 1080304), (80, 1012785), (100, 810228), (120, 675190), (150, 540152), (200, 405114), (240, 337595), (251, 322800), (269, 301200), (300, 270076), (400, 202557), (502, 161400), (538, 150600), (600, 135038), (753, 107600), (807, 100400), (1004, 80700), (1076, 75300), (1200, 67519), (1255, 64560), (1345, 60240), (1506, 53800), (1614, 50200), (2008, 40350), (2152, 37650), (2510, 32280), (2690, 30120), (3012, 26900), (3228, 25100), (3765, 21520), (4016, 20175), (4035, 20080), (4304, 18825), (5020, 16140), (5380, 15060), (6024, 13450), (6275, 12912), (6456, 12550), (6725, 12048), (7530, 10760), (8070, 10040)]