661849440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{11587}}^1$

素因数の和:11629

約数の個数: 192

約数和(自身を含む): 2523032064

約数和(自身を除く): 1861182624

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 136, 140, 160, 168, 170, 204, 210, 224, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 480, 510, 544, 560, 595, 672, 680, 714, 816, 840, 952, 1020, 1120, 1190, 1360, 1428, 1632, 1680, 1785, 1904, 2040, 2380, 2720, 2856, 3360, 3570, 3808, 4080, 4760, 5712, 7140, 8160, 9520, 11424, 11587, 14280, 19040, 23174, 28560, 34761, 46348, 57120, 57935, 69522, 81109, 92696, 115870, 139044, 162218, 173805, 185392, 196979, 231740, 243327, 278088, 324436, 347610, 370784, 393958, 405545, 463480, 486654, 556176, 590937, 648872, 695220, 787916, 811090, 926960, 973308, 984895, 1112352, 1181874, 1216635, 1297744, 1378853, 1390440, 1575832, 1622180, 1853920, 1946616, 1969790, 2363748, 2433270, 2595488, 2757706, 2780880, 2954685, 3151664, 3244360, 3893232, 3939580, 4136559, 4727496, 4866540, 5515412, 5561760, 5909370, 6303328, 6488720, 6894265, 7786464, 7879160, 8273118, 9454992, 9733080, 11030824, 11818740, 12977440, 13788530, 15758320, 16546236, 18909984, 19466160, 20682795, 22061648, 23637480, 27577060, 31516640, 33092472, 38932320, 41365590, 44123296, 47274960, 55154120, 66184944, 82731180, 94549920, 110308240, 132369888, 165462360, 220616480, 330924720, 661849440]

約数ペア:

[(1, 661849440), (2, 330924720), (3, 220616480), (4, 165462360), (5, 132369888), (6, 110308240), (7, 94549920), (8, 82731180), (10, 66184944), (12, 55154120), (14, 47274960), (15, 44123296), (16, 41365590), (17, 38932320), (20, 33092472), (21, 31516640), (24, 27577060), (28, 23637480), (30, 22061648), (32, 20682795), (34, 19466160), (35, 18909984), (40, 16546236), (42, 15758320), (48, 13788530), (51, 12977440), (56, 11818740), (60, 11030824), (68, 9733080), (70, 9454992), (80, 8273118), (84, 7879160), (85, 7786464), (96, 6894265), (102, 6488720), (105, 6303328), (112, 5909370), (119, 5561760), (120, 5515412), (136, 4866540), (140, 4727496), (160, 4136559), (168, 3939580), (170, 3893232), (204, 3244360), (210, 3151664), (224, 2954685), (238, 2780880), (240, 2757706), (255, 2595488), (272, 2433270), (280, 2363748), (336, 1969790), (340, 1946616), (357, 1853920), (408, 1622180), (420, 1575832), (476, 1390440), (480, 1378853), (510, 1297744), (544, 1216635), (560, 1181874), (595, 1112352), (672, 984895), (680, 973308), (714, 926960), (816, 811090), (840, 787916), (952, 695220), (1020, 648872), (1120, 590937), (1190, 556176), (1360, 486654), (1428, 463480), (1632, 405545), (1680, 393958), (1785, 370784), (1904, 347610), (2040, 324436), (2380, 278088), (2720, 243327), (2856, 231740), (3360, 196979), (3570, 185392), (3808, 173805), (4080, 162218), (4760, 139044), (5712, 115870), (7140, 92696), (8160, 81109), (9520, 69522), (11424, 57935), (11587, 57120), (14280, 46348), (19040, 34761), (23174, 28560)]