254490720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:493

約数の個数: 192

約数和(自身を含む): 882959616

約数和(自身を除く): 628468896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 157, 160, 165, 176, 220, 240, 264, 307, 314, 330, 352, 440, 471, 480, 528, 614, 628, 660, 785, 880, 921, 942, 1056, 1228, 1256, 1320, 1535, 1570, 1727, 1760, 1842, 1884, 2355, 2456, 2512, 2640, 3070, 3140, 3377, 3454, 3684, 3768, 4605, 4710, 4912, 5024, 5181, 5280, 6140, 6280, 6754, 6908, 7368, 7536, 8635, 9210, 9420, 9824, 10131, 10362, 12280, 12560, 13508, 13816, 14736, 15072, 16885, 17270, 18420, 18840, 20262, 20724, 24560, 25120, 25905, 27016, 27632, 29472, 33770, 34540, 36840, 37680, 40524, 41448, 48199, 49120, 50655, 51810, 54032, 55264, 67540, 69080, 73680, 75360, 81048, 82896, 96398, 101310, 103620, 108064, 135080, 138160, 144597, 147360, 162096, 165792, 192796, 202620, 207240, 240995, 270160, 276320, 289194, 324192, 385592, 405240, 414480, 481990, 530189, 540320, 578388, 722985, 771184, 810480, 828960, 963980, 1060378, 1156776, 1445970, 1542368, 1590567, 1620960, 1927960, 2120756, 2313552, 2650945, 2891940, 3181134, 3855920, 4241512, 4627104, 5301890, 5783880, 6362268, 7711840, 7952835, 8483024, 10603780, 11567760, 12724536, 15905670, 16966048, 21207560, 23135520, 25449072, 31811340, 42415120, 50898144, 63622680, 84830240, 127245360, 254490720]

約数ペア:

[(1, 254490720), (2, 127245360), (3, 84830240), (4, 63622680), (5, 50898144), (6, 42415120), (8, 31811340), (10, 25449072), (11, 23135520), (12, 21207560), (15, 16966048), (16, 15905670), (20, 12724536), (22, 11567760), (24, 10603780), (30, 8483024), (32, 7952835), (33, 7711840), (40, 6362268), (44, 5783880), (48, 5301890), (55, 4627104), (60, 4241512), (66, 3855920), (80, 3181134), (88, 2891940), (96, 2650945), (110, 2313552), (120, 2120756), (132, 1927960), (157, 1620960), (160, 1590567), (165, 1542368), (176, 1445970), (220, 1156776), (240, 1060378), (264, 963980), (307, 828960), (314, 810480), (330, 771184), (352, 722985), (440, 578388), (471, 540320), (480, 530189), (528, 481990), (614, 414480), (628, 405240), (660, 385592), (785, 324192), (880, 289194), (921, 276320), (942, 270160), (1056, 240995), (1228, 207240), (1256, 202620), (1320, 192796), (1535, 165792), (1570, 162096), (1727, 147360), (1760, 144597), (1842, 138160), (1884, 135080), (2355, 108064), (2456, 103620), (2512, 101310), (2640, 96398), (3070, 82896), (3140, 81048), (3377, 75360), (3454, 73680), (3684, 69080), (3768, 67540), (4605, 55264), (4710, 54032), (4912, 51810), (5024, 50655), (5181, 49120), (5280, 48199), (6140, 41448), (6280, 40524), (6754, 37680), (6908, 36840), (7368, 34540), (7536, 33770), (8635, 29472), (9210, 27632), (9420, 27016), (9824, 25905), (10131, 25120), (10362, 24560), (12280, 20724), (12560, 20262), (13508, 18840), (13816, 18420), (14736, 17270), (15072, 16885)]