81303600

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{9679}}^1$

素因数の和:9707

約数の個数: 120

約数和(自身を含む): 297679360

約数和(自身を除く): 216375760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 2100, 2800, 4200, 8400, 9679, 19358, 29037, 38716, 48395, 58074, 67753, 77432, 96790, 116148, 135506, 145185, 154864, 193580, 203259, 232296, 241975, 271012, 290370, 338765, 387160, 406518, 464592, 483950, 542024, 580740, 677530, 725925, 774320, 813036, 967900, 1016295, 1084048, 1161480, 1355060, 1451850, 1626072, 1693825, 1935800, 2032590, 2322960, 2710120, 2903700, 3252144, 3387650, 3871600, 4065180, 5081475, 5420240, 5807400, 6775300, 8130360, 10162950, 11614800, 13550600, 16260720, 20325900, 27101200, 40651800, 81303600]

約数ペア:

[(1, 81303600), (2, 40651800), (3, 27101200), (4, 20325900), (5, 16260720), (6, 13550600), (7, 11614800), (8, 10162950), (10, 8130360), (12, 6775300), (14, 5807400), (15, 5420240), (16, 5081475), (20, 4065180), (21, 3871600), (24, 3387650), (25, 3252144), (28, 2903700), (30, 2710120), (35, 2322960), (40, 2032590), (42, 1935800), (48, 1693825), (50, 1626072), (56, 1451850), (60, 1355060), (70, 1161480), (75, 1084048), (80, 1016295), (84, 967900), (100, 813036), (105, 774320), (112, 725925), (120, 677530), (140, 580740), (150, 542024), (168, 483950), (175, 464592), (200, 406518), (210, 387160), (240, 338765), (280, 290370), (300, 271012), (336, 241975), (350, 232296), (400, 203259), (420, 193580), (525, 154864), (560, 145185), (600, 135506), (700, 116148), (840, 96790), (1050, 77432), (1200, 67753), (1400, 58074), (1680, 48395), (2100, 38716), (2800, 29037), (4200, 19358), (8400, 9679)]