490938000

素因数分解:

$2^4\times 3^1\times 5^3\times 7^1\times {\mathrm{11689}}^1$

素因数の和:11722

約数の個数: 160

約数和(自身を含む): 1809050880

約数和(自身を除く): 1318112880

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, 125, 140, 150, 168, 175, 200, 210, 240, 250, 280, 300, 336, 350, 375, 400, 420, 500, 525, 560, 600, 700, 750, 840, 875, 1000, 1050, 1200, 1400, 1500, 1680, 1750, 2000, 2100, 2625, 2800, 3000, 3500, 4200, 5250, 6000, 7000, 8400, 10500, 11689, 14000, 21000, 23378, 35067, 42000, 46756, 58445, 70134, 81823, 93512, 116890, 140268, 163646, 175335, 187024, 233780, 245469, 280536, 292225, 327292, 350670, 409115, 467560, 490938, 561072, 584450, 654584, 701340, 818230, 876675, 935120, 981876, 1168900, 1227345, 1309168, 1402680, 1461125, 1636460, 1753350, 1963752, 2045575, 2337800, 2454690, 2805360, 2922250, 3272920, 3506700, 3927504, 4091150, 4383375, 4675600, 4909380, 5844500, 6136725, 6545840, 7013400, 8182300, 8766750, 9818760, 10227875, 11689000, 12273450, 14026800, 16364600, 17533500, 19637520, 20455750, 23378000, 24546900, 30683625, 32729200, 35067000, 40911500, 49093800, 61367250, 70134000, 81823000, 98187600, 122734500, 163646000, 245469000, 490938000]

約数ペア:

[(1, 490938000), (2, 245469000), (3, 163646000), (4, 122734500), (5, 98187600), (6, 81823000), (7, 70134000), (8, 61367250), (10, 49093800), (12, 40911500), (14, 35067000), (15, 32729200), (16, 30683625), (20, 24546900), (21, 23378000), (24, 20455750), (25, 19637520), (28, 17533500), (30, 16364600), (35, 14026800), (40, 12273450), (42, 11689000), (48, 10227875), (50, 9818760), (56, 8766750), (60, 8182300), (70, 7013400), (75, 6545840), (80, 6136725), (84, 5844500), (100, 4909380), (105, 4675600), (112, 4383375), (120, 4091150), (125, 3927504), (140, 3506700), (150, 3272920), (168, 2922250), (175, 2805360), (200, 2454690), (210, 2337800), (240, 2045575), (250, 1963752), (280, 1753350), (300, 1636460), (336, 1461125), (350, 1402680), (375, 1309168), (400, 1227345), (420, 1168900), (500, 981876), (525, 935120), (560, 876675), (600, 818230), (700, 701340), (750, 654584), (840, 584450), (875, 561072), (1000, 490938), (1050, 467560), (1200, 409115), (1400, 350670), (1500, 327292), (1680, 292225), (1750, 280536), (2000, 245469), (2100, 233780), (2625, 187024), (2800, 175335), (3000, 163646), (3500, 140268), (4200, 116890), (5250, 93512), (6000, 81823), (7000, 70134), (8400, 58445), (10500, 46756), (11689, 42000), (14000, 35067), (21000, 23378)]