208460520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{769}}^1$

素因数の和:1040

約数の個数: 128

約数和(自身を含む): 698544000

約数和(自身を除く): 490083480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 251, 270, 360, 502, 540, 753, 769, 1004, 1080, 1255, 1506, 1538, 2008, 2259, 2307, 2510, 3012, 3076, 3765, 3845, 4518, 4614, 5020, 6024, 6152, 6777, 6921, 7530, 7690, 9036, 9228, 10040, 11295, 11535, 13554, 13842, 15060, 15380, 18072, 18456, 20763, 22590, 23070, 27108, 27684, 30120, 30760, 33885, 34605, 41526, 45180, 46140, 54216, 55368, 67770, 69210, 83052, 90360, 92280, 103815, 135540, 138420, 166104, 193019, 207630, 271080, 276840, 386038, 415260, 579057, 772076, 830520, 965095, 1158114, 1544152, 1737171, 1930190, 2316228, 2895285, 3474342, 3860380, 4632456, 5211513, 5790570, 6948684, 7720760, 8685855, 10423026, 11581140, 13897368, 17371710, 20846052, 23162280, 26057565, 34743420, 41692104, 52115130, 69486840, 104230260, 208460520]

約数ペア:

[(1, 208460520), (2, 104230260), (3, 69486840), (4, 52115130), (5, 41692104), (6, 34743420), (8, 26057565), (9, 23162280), (10, 20846052), (12, 17371710), (15, 13897368), (18, 11581140), (20, 10423026), (24, 8685855), (27, 7720760), (30, 6948684), (36, 5790570), (40, 5211513), (45, 4632456), (54, 3860380), (60, 3474342), (72, 2895285), (90, 2316228), (108, 1930190), (120, 1737171), (135, 1544152), (180, 1158114), (216, 965095), (251, 830520), (270, 772076), (360, 579057), (502, 415260), (540, 386038), (753, 276840), (769, 271080), (1004, 207630), (1080, 193019), (1255, 166104), (1506, 138420), (1538, 135540), (2008, 103815), (2259, 92280), (2307, 90360), (2510, 83052), (3012, 69210), (3076, 67770), (3765, 55368), (3845, 54216), (4518, 46140), (4614, 45180), (5020, 41526), (6024, 34605), (6152, 33885), (6777, 30760), (6921, 30120), (7530, 27684), (7690, 27108), (9036, 23070), (9228, 22590), (10040, 20763), (11295, 18456), (11535, 18072), (13554, 15380), (13842, 15060)]