55545840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:236

約数の個数: 240

約数和(自身を含む): 217271808

約数和(自身を除く): 161725968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 103, 105, 107, 112, 120, 126, 140, 144, 168, 180, 206, 210, 214, 240, 252, 280, 309, 315, 321, 336, 360, 412, 420, 428, 504, 515, 535, 560, 618, 630, 642, 720, 721, 749, 824, 840, 856, 927, 963, 1008, 1030, 1070, 1236, 1260, 1284, 1442, 1498, 1545, 1605, 1648, 1680, 1712, 1854, 1926, 2060, 2140, 2163, 2247, 2472, 2520, 2568, 2884, 2996, 3090, 3210, 3605, 3708, 3745, 3852, 4120, 4280, 4326, 4494, 4635, 4815, 4944, 5040, 5136, 5768, 5992, 6180, 6420, 6489, 6741, 7210, 7416, 7490, 7704, 8240, 8560, 8652, 8988, 9270, 9630, 10815, 11021, 11235, 11536, 11984, 12360, 12840, 12978, 13482, 14420, 14832, 14980, 15408, 17304, 17976, 18540, 19260, 21630, 22042, 22470, 24720, 25680, 25956, 26964, 28840, 29960, 32445, 33063, 33705, 34608, 35952, 37080, 38520, 43260, 44084, 44940, 51912, 53928, 55105, 57680, 59920, 64890, 66126, 67410, 74160, 77040, 77147, 86520, 88168, 89880, 99189, 103824, 107856, 110210, 129780, 132252, 134820, 154294, 165315, 173040, 176336, 179760, 198378, 220420, 231441, 259560, 264504, 269640, 308588, 330630, 385735, 396756, 440840, 462882, 495945, 519120, 529008, 539280, 617176, 661260, 694323, 771470, 793512, 881680, 925764, 991890, 1157205, 1234352, 1322520, 1388646, 1542940, 1587024, 1851528, 1983780, 2314410, 2645040, 2777292, 3085880, 3471615, 3703056, 3967560, 4628820, 5554584, 6171760, 6943230, 7935120, 9257640, 11109168, 13886460, 18515280, 27772920, 55545840]

約数ペア:

[(1, 55545840), (2, 27772920), (3, 18515280), (4, 13886460), (5, 11109168), (6, 9257640), (7, 7935120), (8, 6943230), (9, 6171760), (10, 5554584), (12, 4628820), (14, 3967560), (15, 3703056), (16, 3471615), (18, 3085880), (20, 2777292), (21, 2645040), (24, 2314410), (28, 1983780), (30, 1851528), (35, 1587024), (36, 1542940), (40, 1388646), (42, 1322520), (45, 1234352), (48, 1157205), (56, 991890), (60, 925764), (63, 881680), (70, 793512), (72, 771470), (80, 694323), (84, 661260), (90, 617176), (103, 539280), (105, 529008), (107, 519120), (112, 495945), (120, 462882), (126, 440840), (140, 396756), (144, 385735), (168, 330630), (180, 308588), (206, 269640), (210, 264504), (214, 259560), (240, 231441), (252, 220420), (280, 198378), (309, 179760), (315, 176336), (321, 173040), (336, 165315), (360, 154294), (412, 134820), (420, 132252), (428, 129780), (504, 110210), (515, 107856), (535, 103824), (560, 99189), (618, 89880), (630, 88168), (642, 86520), (720, 77147), (721, 77040), (749, 74160), (824, 67410), (840, 66126), (856, 64890), (927, 59920), (963, 57680), (1008, 55105), (1030, 53928), (1070, 51912), (1236, 44940), (1260, 44084), (1284, 43260), (1442, 38520), (1498, 37080), (1545, 35952), (1605, 34608), (1648, 33705), (1680, 33063), (1712, 32445), (1854, 29960), (1926, 28840), (2060, 26964), (2140, 25956), (2163, 25680), (2247, 24720), (2472, 22470), (2520, 22042), (2568, 21630), (2884, 19260), (2996, 18540), (3090, 17976), (3210, 17304), (3605, 15408), (3708, 14980), (3745, 14832), (3852, 14420), (4120, 13482), (4280, 12978), (4326, 12840), (4494, 12360), (4635, 11984), (4815, 11536), (4944, 11235), (5040, 11021), (5136, 10815), (5768, 9630), (5992, 9270), (6180, 8988), (6420, 8652), (6489, 8560), (6741, 8240), (7210, 7704), (7416, 7490)]