21503265840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{609503}}^1$

素因数の和:609536

約数の個数: 180

約数和(自身を含む): 84005498304

約数和(自身を除く): 62502232464

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, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 8820, 11760, 17640, 35280, 609503, 1219006, 1828509, 2438012, 3047515, 3657018, 4266521, 4876024, 5485527, 6095030, 7314036, 8533042, 9142545, 9752048, 10971054, 12190060, 12799563, 14628072, 17066084, 18285090, 21332605, 21942108, 24380120, 25599126, 27427635, 29256144, 29865647, 34132168, 36570180, 38398689, 42665210, 43884216, 48760240, 51198252, 54855270, 59731294, 63997815, 68264336, 73140360, 76797378, 85330420, 87768432, 89596941, 102396504, 109710540, 119462588, 127995630, 146280720, 149328235, 153594756, 170660840, 179193882, 191993445, 204793008, 219421080, 238925176, 255991260, 268790823, 298656470, 307189512, 341321680, 358387764, 383986890, 438842160, 447984705, 477850352, 511982520, 537581646, 597312940, 614379024, 716775528, 767973780, 895969410, 1023965040, 1075163292, 1194625880, 1343954115, 1433551056, 1535947560, 1791938820, 2150326584, 2389251760, 2687908230, 3071895120, 3583877640, 4300653168, 5375816460, 7167755280, 10751632920, 21503265840]

約数ペア:

[(1, 21503265840), (2, 10751632920), (3, 7167755280), (4, 5375816460), (5, 4300653168), (6, 3583877640), (7, 3071895120), (8, 2687908230), (9, 2389251760), (10, 2150326584), (12, 1791938820), (14, 1535947560), (15, 1433551056), (16, 1343954115), (18, 1194625880), (20, 1075163292), (21, 1023965040), (24, 895969410), (28, 767973780), (30, 716775528), (35, 614379024), (36, 597312940), (40, 537581646), (42, 511982520), (45, 477850352), (48, 447984705), (49, 438842160), (56, 383986890), (60, 358387764), (63, 341321680), (70, 307189512), (72, 298656470), (80, 268790823), (84, 255991260), (90, 238925176), (98, 219421080), (105, 204793008), (112, 191993445), (120, 179193882), (126, 170660840), (140, 153594756), (144, 149328235), (147, 146280720), (168, 127995630), (180, 119462588), (196, 109710540), (210, 102396504), (240, 89596941), (245, 87768432), (252, 85330420), (280, 76797378), (294, 73140360), (315, 68264336), (336, 63997815), (360, 59731294), (392, 54855270), (420, 51198252), (441, 48760240), (490, 43884216), (504, 42665210), (560, 38398689), (588, 36570180), (630, 34132168), (720, 29865647), (735, 29256144), (784, 27427635), (840, 25599126), (882, 24380120), (980, 21942108), (1008, 21332605), (1176, 18285090), (1260, 17066084), (1470, 14628072), (1680, 12799563), (1764, 12190060), (1960, 10971054), (2205, 9752048), (2352, 9142545), (2520, 8533042), (2940, 7314036), (3528, 6095030), (3920, 5485527), (4410, 4876024), (5040, 4266521), (5880, 3657018), (7056, 3047515), (8820, 2438012), (11760, 1828509), (17640, 1219006), (35280, 609503)]