420845040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7591}}^1$

素因数の和:7628

約数の個数: 240

約数和(自身を含む): 1762315776

約数和(自身を除く): 1341470736

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 66, 70, 72, 77, 80, 84, 88, 90, 99, 105, 110, 112, 120, 126, 132, 140, 144, 154, 165, 168, 176, 180, 198, 210, 220, 231, 240, 252, 264, 280, 308, 315, 330, 336, 360, 385, 396, 420, 440, 462, 495, 504, 528, 560, 616, 630, 660, 693, 720, 770, 792, 840, 880, 924, 990, 1008, 1155, 1232, 1260, 1320, 1386, 1540, 1584, 1680, 1848, 1980, 2310, 2520, 2640, 2772, 3080, 3465, 3696, 3960, 4620, 5040, 5544, 6160, 6930, 7591, 7920, 9240, 11088, 13860, 15182, 18480, 22773, 27720, 30364, 37955, 45546, 53137, 55440, 60728, 68319, 75910, 83501, 91092, 106274, 113865, 121456, 136638, 151820, 159411, 167002, 182184, 212548, 227730, 250503, 265685, 273276, 303640, 318822, 334004, 341595, 364368, 417505, 425096, 455460, 478233, 501006, 531370, 546552, 584507, 607280, 637644, 668008, 683190, 751509, 797055, 835010, 850192, 910920, 956466, 1002012, 1062740, 1093104, 1169014, 1252515, 1275288, 1336016, 1366380, 1503018, 1594110, 1670020, 1753521, 1821840, 1912932, 2004024, 2125480, 2338028, 2391165, 2505030, 2550576, 2732760, 2922535, 3006036, 3188220, 3340040, 3507042, 3757545, 3825864, 4008048, 4250960, 4676056, 4782330, 5010060, 5260563, 5465520, 5845070, 6012072, 6376440, 6680080, 7014084, 7515090, 7651728, 8767605, 9352112, 9564660, 10020120, 10521126, 11690140, 12024144, 12752880, 14028168, 15030180, 17535210, 19129320, 20040240, 21042252, 23380280, 26302815, 28056336, 30060360, 35070420, 38258640, 42084504, 46760560, 52605630, 60120720, 70140840, 84169008, 105211260, 140281680, 210422520, 420845040]

約数ペア:

[(1, 420845040), (2, 210422520), (3, 140281680), (4, 105211260), (5, 84169008), (6, 70140840), (7, 60120720), (8, 52605630), (9, 46760560), (10, 42084504), (11, 38258640), (12, 35070420), (14, 30060360), (15, 28056336), (16, 26302815), (18, 23380280), (20, 21042252), (21, 20040240), (22, 19129320), (24, 17535210), (28, 15030180), (30, 14028168), (33, 12752880), (35, 12024144), (36, 11690140), (40, 10521126), (42, 10020120), (44, 9564660), (45, 9352112), (48, 8767605), (55, 7651728), (56, 7515090), (60, 7014084), (63, 6680080), (66, 6376440), (70, 6012072), (72, 5845070), (77, 5465520), (80, 5260563), (84, 5010060), (88, 4782330), (90, 4676056), (99, 4250960), (105, 4008048), (110, 3825864), (112, 3757545), (120, 3507042), (126, 3340040), (132, 3188220), (140, 3006036), (144, 2922535), (154, 2732760), (165, 2550576), (168, 2505030), (176, 2391165), (180, 2338028), (198, 2125480), (210, 2004024), (220, 1912932), (231, 1821840), (240, 1753521), (252, 1670020), (264, 1594110), (280, 1503018), (308, 1366380), (315, 1336016), (330, 1275288), (336, 1252515), (360, 1169014), (385, 1093104), (396, 1062740), (420, 1002012), (440, 956466), (462, 910920), (495, 850192), (504, 835010), (528, 797055), (560, 751509), (616, 683190), (630, 668008), (660, 637644), (693, 607280), (720, 584507), (770, 546552), (792, 531370), (840, 501006), (880, 478233), (924, 455460), (990, 425096), (1008, 417505), (1155, 364368), (1232, 341595), (1260, 334004), (1320, 318822), (1386, 303640), (1540, 273276), (1584, 265685), (1680, 250503), (1848, 227730), (1980, 212548), (2310, 182184), (2520, 167002), (2640, 159411), (2772, 151820), (3080, 136638), (3465, 121456), (3696, 113865), (3960, 106274), (4620, 91092), (5040, 83501), (5544, 75910), (6160, 68319), (6930, 60728), (7591, 55440), (7920, 53137), (9240, 45546), (11088, 37955), (13860, 30364), (15182, 27720), (18480, 22773)]