28212800

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1$

素因数の和:269

約数の個数: 168

約数和(自身を含む): 86928960

約数和(自身を除く): 58716160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 64, 70, 77, 80, 88, 100, 110, 112, 140, 154, 160, 175, 176, 200, 220, 224, 229, 275, 280, 308, 320, 350, 352, 385, 400, 440, 448, 458, 550, 560, 616, 700, 704, 770, 800, 880, 916, 1100, 1120, 1145, 1232, 1400, 1540, 1600, 1603, 1760, 1832, 1925, 2200, 2240, 2290, 2464, 2519, 2800, 3080, 3206, 3520, 3664, 3850, 4400, 4580, 4928, 5038, 5600, 5725, 6160, 6412, 7328, 7700, 8015, 8800, 9160, 10076, 11200, 11450, 12320, 12595, 12824, 14656, 15400, 16030, 17600, 17633, 18320, 20152, 22900, 24640, 25190, 25648, 30800, 32060, 35266, 36640, 40075, 40304, 45800, 50380, 51296, 61600, 62975, 64120, 70532, 73280, 80150, 80608, 88165, 91600, 100760, 102592, 123200, 125950, 128240, 141064, 160300, 161216, 176330, 183200, 201520, 251900, 256480, 282128, 320600, 352660, 366400, 403040, 440825, 503800, 512960, 564256, 641200, 705320, 806080, 881650, 1007600, 1128512, 1282400, 1410640, 1763300, 2015200, 2564800, 2821280, 3526600, 4030400, 5642560, 7053200, 14106400, 28212800]

約数ペア:

[(1, 28212800), (2, 14106400), (4, 7053200), (5, 5642560), (7, 4030400), (8, 3526600), (10, 2821280), (11, 2564800), (14, 2015200), (16, 1763300), (20, 1410640), (22, 1282400), (25, 1128512), (28, 1007600), (32, 881650), (35, 806080), (40, 705320), (44, 641200), (50, 564256), (55, 512960), (56, 503800), (64, 440825), (70, 403040), (77, 366400), (80, 352660), (88, 320600), (100, 282128), (110, 256480), (112, 251900), (140, 201520), (154, 183200), (160, 176330), (175, 161216), (176, 160300), (200, 141064), (220, 128240), (224, 125950), (229, 123200), (275, 102592), (280, 100760), (308, 91600), (320, 88165), (350, 80608), (352, 80150), (385, 73280), (400, 70532), (440, 64120), (448, 62975), (458, 61600), (550, 51296), (560, 50380), (616, 45800), (700, 40304), (704, 40075), (770, 36640), (800, 35266), (880, 32060), (916, 30800), (1100, 25648), (1120, 25190), (1145, 24640), (1232, 22900), (1400, 20152), (1540, 18320), (1600, 17633), (1603, 17600), (1760, 16030), (1832, 15400), (1925, 14656), (2200, 12824), (2240, 12595), (2290, 12320), (2464, 11450), (2519, 11200), (2800, 10076), (3080, 9160), (3206, 8800), (3520, 8015), (3664, 7700), (3850, 7328), (4400, 6412), (4580, 6160), (4928, 5725), (5038, 5600)]