72484720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^2$

素因数の和:120

約数の個数: 180

約数和(自身を含む): 219206952

約数和(自身を除く): 146722232

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 41, 44, 49, 55, 56, 70, 77, 80, 82, 88, 98, 110, 112, 140, 154, 164, 176, 196, 205, 220, 245, 280, 287, 308, 328, 385, 392, 410, 440, 451, 490, 539, 560, 574, 616, 656, 770, 784, 820, 880, 902, 980, 1078, 1148, 1232, 1435, 1540, 1640, 1681, 1804, 1960, 2009, 2156, 2255, 2296, 2695, 2870, 3080, 3157, 3280, 3362, 3608, 3920, 4018, 4312, 4510, 4592, 5390, 5740, 6160, 6314, 6724, 7216, 8036, 8405, 8624, 9020, 10045, 10780, 11480, 11767, 12628, 13448, 15785, 16072, 16810, 18040, 18491, 20090, 21560, 22099, 22960, 23534, 25256, 26896, 31570, 32144, 33620, 36080, 36982, 40180, 43120, 44198, 47068, 50512, 58835, 63140, 67240, 73964, 80360, 82369, 88396, 92455, 94136, 110495, 117670, 126280, 129437, 134480, 147928, 160720, 164738, 176792, 184910, 188272, 220990, 235340, 252560, 258874, 295856, 329476, 353584, 369820, 411845, 441980, 470680, 517748, 647185, 658952, 739640, 823690, 883960, 906059, 941360, 1035496, 1294370, 1317904, 1479280, 1647380, 1767920, 1812118, 2070992, 2588740, 3294760, 3624236, 4530295, 5177480, 6589520, 7248472, 9060590, 10354960, 14496944, 18121180, 36242360, 72484720]

約数ペア:

[(1, 72484720), (2, 36242360), (4, 18121180), (5, 14496944), (7, 10354960), (8, 9060590), (10, 7248472), (11, 6589520), (14, 5177480), (16, 4530295), (20, 3624236), (22, 3294760), (28, 2588740), (35, 2070992), (40, 1812118), (41, 1767920), (44, 1647380), (49, 1479280), (55, 1317904), (56, 1294370), (70, 1035496), (77, 941360), (80, 906059), (82, 883960), (88, 823690), (98, 739640), (110, 658952), (112, 647185), (140, 517748), (154, 470680), (164, 441980), (176, 411845), (196, 369820), (205, 353584), (220, 329476), (245, 295856), (280, 258874), (287, 252560), (308, 235340), (328, 220990), (385, 188272), (392, 184910), (410, 176792), (440, 164738), (451, 160720), (490, 147928), (539, 134480), (560, 129437), (574, 126280), (616, 117670), (656, 110495), (770, 94136), (784, 92455), (820, 88396), (880, 82369), (902, 80360), (980, 73964), (1078, 67240), (1148, 63140), (1232, 58835), (1435, 50512), (1540, 47068), (1640, 44198), (1681, 43120), (1804, 40180), (1960, 36982), (2009, 36080), (2156, 33620), (2255, 32144), (2296, 31570), (2695, 26896), (2870, 25256), (3080, 23534), (3157, 22960), (3280, 22099), (3362, 21560), (3608, 20090), (3920, 18491), (4018, 18040), (4312, 16810), (4510, 16072), (4592, 15785), (5390, 13448), (5740, 12628), (6160, 11767), (6314, 11480), (6724, 10780), (7216, 10045), (8036, 9020), (8405, 8624)]