640233216

素因数分解:

$2^8\times 3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:196

約数の個数: 324

約数和(自身を含む): 2208292632

約数和(自身を除く): 1568059416

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 53, 56, 63, 64, 72, 84, 96, 98, 106, 107, 112, 126, 128, 144, 147, 159, 168, 192, 196, 212, 214, 224, 252, 256, 288, 294, 318, 321, 336, 371, 384, 392, 424, 428, 441, 448, 477, 504, 576, 588, 636, 642, 672, 742, 749, 768, 784, 848, 856, 882, 896, 954, 963, 1008, 1113, 1152, 1176, 1272, 1284, 1344, 1484, 1498, 1568, 1696, 1712, 1764, 1792, 1908, 1926, 2016, 2226, 2247, 2304, 2352, 2544, 2568, 2597, 2688, 2968, 2996, 3136, 3339, 3392, 3424, 3528, 3816, 3852, 4032, 4452, 4494, 4704, 5088, 5136, 5194, 5243, 5376, 5671, 5936, 5992, 6272, 6678, 6741, 6784, 6848, 7056, 7632, 7704, 7791, 8064, 8904, 8988, 9408, 10176, 10272, 10388, 10486, 11342, 11872, 11984, 12544, 13356, 13482, 13568, 13696, 14112, 15264, 15408, 15582, 15729, 16128, 17013, 17808, 17976, 18816, 20352, 20544, 20776, 20972, 22684, 23373, 23744, 23968, 26712, 26964, 27392, 28224, 30528, 30816, 31164, 31458, 34026, 35616, 35952, 37632, 39697, 40704, 41088, 41552, 41944, 45368, 46746, 47187, 47488, 47936, 51039, 53424, 53928, 56448, 61056, 61632, 62328, 62916, 68052, 71232, 71904, 79394, 82176, 83104, 83888, 90736, 93492, 94374, 94976, 95872, 102078, 106848, 107856, 112896, 119091, 122112, 123264, 124656, 125832, 136104, 142464, 143808, 158788, 166208, 167776, 181472, 186984, 188748, 191744, 204156, 213696, 215712, 238182, 246528, 249312, 251664, 272208, 277879, 284928, 287616, 317576, 332416, 335552, 357273, 362944, 373968, 377496, 408312, 427392, 431424, 476364, 498624, 503328, 544416, 555758, 575232, 635152, 664832, 671104, 714546, 725888, 747936, 754992, 816624, 833637, 854784, 862848, 952728, 997248, 1006656, 1088832, 1111516, 1270304, 1342208, 1429092, 1451776, 1495872, 1509984, 1633248, 1667274, 1725696, 1905456, 1994496, 2013312, 2177664, 2223032, 2500911, 2540608, 2858184, 2991744, 3019968, 3266496, 3334548, 3810912, 4026624, 4355328, 4446064, 5001822, 5081216, 5716368, 5983488, 6039936, 6532992, 6669096, 7621824, 8892128, 10003644, 10162432, 11432736, 12079872, 13065984, 13338192, 15243648, 17784256, 20007288, 22865472, 26676384, 30487296, 35568512, 40014576, 45730944, 53352768, 71137024, 80029152, 91461888, 106705536, 160058304, 213411072, 320116608, 640233216]

約数ペア:

[(1, 640233216), (2, 320116608), (3, 213411072), (4, 160058304), (6, 106705536), (7, 91461888), (8, 80029152), (9, 71137024), (12, 53352768), (14, 45730944), (16, 40014576), (18, 35568512), (21, 30487296), (24, 26676384), (28, 22865472), (32, 20007288), (36, 17784256), (42, 15243648), (48, 13338192), (49, 13065984), (53, 12079872), (56, 11432736), (63, 10162432), (64, 10003644), (72, 8892128), (84, 7621824), (96, 6669096), (98, 6532992), (106, 6039936), (107, 5983488), (112, 5716368), (126, 5081216), (128, 5001822), (144, 4446064), (147, 4355328), (159, 4026624), (168, 3810912), (192, 3334548), (196, 3266496), (212, 3019968), (214, 2991744), (224, 2858184), (252, 2540608), (256, 2500911), (288, 2223032), (294, 2177664), (318, 2013312), (321, 1994496), (336, 1905456), (371, 1725696), (384, 1667274), (392, 1633248), (424, 1509984), (428, 1495872), (441, 1451776), (448, 1429092), (477, 1342208), (504, 1270304), (576, 1111516), (588, 1088832), (636, 1006656), (642, 997248), (672, 952728), (742, 862848), (749, 854784), (768, 833637), (784, 816624), (848, 754992), (856, 747936), (882, 725888), (896, 714546), (954, 671104), (963, 664832), (1008, 635152), (1113, 575232), (1152, 555758), (1176, 544416), (1272, 503328), (1284, 498624), (1344, 476364), (1484, 431424), (1498, 427392), (1568, 408312), (1696, 377496), (1712, 373968), (1764, 362944), (1792, 357273), (1908, 335552), (1926, 332416), (2016, 317576), (2226, 287616), (2247, 284928), (2304, 277879), (2352, 272208), (2544, 251664), (2568, 249312), (2597, 246528), (2688, 238182), (2968, 215712), (2996, 213696), (3136, 204156), (3339, 191744), (3392, 188748), (3424, 186984), (3528, 181472), (3816, 167776), (3852, 166208), (4032, 158788), (4452, 143808), (4494, 142464), (4704, 136104), (5088, 125832), (5136, 124656), (5194, 123264), (5243, 122112), (5376, 119091), (5671, 112896), (5936, 107856), (5992, 106848), (6272, 102078), (6678, 95872), (6741, 94976), (6784, 94374), (6848, 93492), (7056, 90736), (7632, 83888), (7704, 83104), (7791, 82176), (8064, 79394), (8904, 71904), (8988, 71232), (9408, 68052), (10176, 62916), (10272, 62328), (10388, 61632), (10486, 61056), (11342, 56448), (11872, 53928), (11984, 53424), (12544, 51039), (13356, 47936), (13482, 47488), (13568, 47187), (13696, 46746), (14112, 45368), (15264, 41944), (15408, 41552), (15582, 41088), (15729, 40704), (16128, 39697), (17013, 37632), (17808, 35952), (17976, 35616), (18816, 34026), (20352, 31458), (20544, 31164), (20776, 30816), (20972, 30528), (22684, 28224), (23373, 27392), (23744, 26964), (23968, 26712)]