640501344

素因数分解:

$2^5\times 3^5\times 7^2\times {\mathrm{41}}^2$

素因数の和:121

約数の個数: 324

約数和(自身を含む): 2252174652

約数和(自身を除く): 1611673308

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 41, 42, 48, 49, 54, 56, 63, 72, 81, 82, 84, 96, 98, 108, 112, 123, 126, 144, 147, 162, 164, 168, 189, 196, 216, 224, 243, 246, 252, 287, 288, 294, 324, 328, 336, 369, 378, 392, 432, 441, 486, 492, 504, 567, 574, 588, 648, 656, 672, 738, 756, 784, 861, 864, 882, 972, 984, 1008, 1107, 1134, 1148, 1176, 1296, 1312, 1323, 1476, 1512, 1568, 1681, 1701, 1722, 1764, 1944, 1968, 2009, 2016, 2214, 2268, 2296, 2352, 2583, 2592, 2646, 2952, 3024, 3321, 3362, 3402, 3444, 3528, 3888, 3936, 3969, 4018, 4428, 4536, 4592, 4704, 5043, 5166, 5292, 5904, 6027, 6048, 6642, 6724, 6804, 6888, 7056, 7749, 7776, 7938, 8036, 8856, 9072, 9184, 9963, 10086, 10332, 10584, 11767, 11808, 11907, 12054, 13284, 13448, 13608, 13776, 14112, 15129, 15498, 15876, 16072, 17712, 18081, 18144, 19926, 20172, 20664, 21168, 23247, 23534, 23814, 24108, 26568, 26896, 27216, 27552, 30258, 30996, 31752, 32144, 35301, 35424, 36162, 39852, 40344, 41328, 42336, 45387, 46494, 47068, 47628, 48216, 53136, 53792, 54243, 54432, 60516, 61992, 63504, 64288, 69741, 70602, 72324, 79704, 80688, 82369, 82656, 90774, 92988, 94136, 95256, 96432, 105903, 106272, 108486, 121032, 123984, 127008, 136161, 139482, 141204, 144648, 159408, 161376, 162729, 164738, 181548, 185976, 188272, 190512, 192864, 211806, 216972, 242064, 247107, 247968, 272322, 278964, 282408, 289296, 317709, 318816, 325458, 329476, 363096, 371952, 376544, 381024, 408483, 423612, 433944, 484128, 488187, 494214, 544644, 557928, 564816, 578592, 635418, 650916, 658952, 726192, 741321, 743904, 816966, 847224, 867888, 953127, 976374, 988428, 1089288, 1115856, 1129632, 1270836, 1301832, 1317904, 1452384, 1482642, 1633932, 1694448, 1735776, 1906254, 1952748, 1976856, 2178576, 2223963, 2231712, 2541672, 2603664, 2635808, 2859381, 2965284, 3267864, 3388896, 3812508, 3905496, 3953712, 4357152, 4447926, 5083344, 5207328, 5718762, 5930568, 6535728, 6671889, 7625016, 7810992, 7907424, 8895852, 10166688, 11437524, 11861136, 13071456, 13343778, 15250032, 15621984, 17791704, 20015667, 22875048, 23722272, 26687556, 30500064, 35583408, 40031334, 45750096, 53375112, 71166816, 80062668, 91500192, 106750224, 160125336, 213500448, 320250672, 640501344]

約数ペア:

[(1, 640501344), (2, 320250672), (3, 213500448), (4, 160125336), (6, 106750224), (7, 91500192), (8, 80062668), (9, 71166816), (12, 53375112), (14, 45750096), (16, 40031334), (18, 35583408), (21, 30500064), (24, 26687556), (27, 23722272), (28, 22875048), (32, 20015667), (36, 17791704), (41, 15621984), (42, 15250032), (48, 13343778), (49, 13071456), (54, 11861136), (56, 11437524), (63, 10166688), (72, 8895852), (81, 7907424), (82, 7810992), (84, 7625016), (96, 6671889), (98, 6535728), (108, 5930568), (112, 5718762), (123, 5207328), (126, 5083344), (144, 4447926), (147, 4357152), (162, 3953712), (164, 3905496), (168, 3812508), (189, 3388896), (196, 3267864), (216, 2965284), (224, 2859381), (243, 2635808), (246, 2603664), (252, 2541672), (287, 2231712), (288, 2223963), (294, 2178576), (324, 1976856), (328, 1952748), (336, 1906254), (369, 1735776), (378, 1694448), (392, 1633932), (432, 1482642), (441, 1452384), (486, 1317904), (492, 1301832), (504, 1270836), (567, 1129632), (574, 1115856), (588, 1089288), (648, 988428), (656, 976374), (672, 953127), (738, 867888), (756, 847224), (784, 816966), (861, 743904), (864, 741321), (882, 726192), (972, 658952), (984, 650916), (1008, 635418), (1107, 578592), (1134, 564816), (1148, 557928), (1176, 544644), (1296, 494214), (1312, 488187), (1323, 484128), (1476, 433944), (1512, 423612), (1568, 408483), (1681, 381024), (1701, 376544), (1722, 371952), (1764, 363096), (1944, 329476), (1968, 325458), (2009, 318816), (2016, 317709), (2214, 289296), (2268, 282408), (2296, 278964), (2352, 272322), (2583, 247968), (2592, 247107), (2646, 242064), (2952, 216972), (3024, 211806), (3321, 192864), (3362, 190512), (3402, 188272), (3444, 185976), (3528, 181548), (3888, 164738), (3936, 162729), (3969, 161376), (4018, 159408), (4428, 144648), (4536, 141204), (4592, 139482), (4704, 136161), (5043, 127008), (5166, 123984), (5292, 121032), (5904, 108486), (6027, 106272), (6048, 105903), (6642, 96432), (6724, 95256), (6804, 94136), (6888, 92988), (7056, 90774), (7749, 82656), (7776, 82369), (7938, 80688), (8036, 79704), (8856, 72324), (9072, 70602), (9184, 69741), (9963, 64288), (10086, 63504), (10332, 61992), (10584, 60516), (11767, 54432), (11808, 54243), (11907, 53792), (12054, 53136), (13284, 48216), (13448, 47628), (13608, 47068), (13776, 46494), (14112, 45387), (15129, 42336), (15498, 41328), (15876, 40344), (16072, 39852), (17712, 36162), (18081, 35424), (18144, 35301), (19926, 32144), (20172, 31752), (20664, 30996), (21168, 30258), (23247, 27552), (23534, 27216), (23814, 26896), (24108, 26568)]