421925504

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 256

約数和(自身を含む): 1172102400

約数和(自身を除く): 750176896

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 37, 44, 52, 56, 64, 74, 77, 88, 89, 91, 104, 112, 128, 143, 148, 154, 176, 178, 182, 208, 224, 259, 286, 296, 308, 352, 356, 364, 407, 416, 448, 481, 518, 572, 592, 616, 623, 704, 712, 728, 814, 832, 896, 962, 979, 1001, 1036, 1144, 1157, 1184, 1232, 1246, 1408, 1424, 1456, 1628, 1664, 1924, 1958, 2002, 2072, 2288, 2314, 2368, 2464, 2492, 2848, 2849, 2912, 3256, 3293, 3367, 3848, 3916, 4004, 4144, 4576, 4628, 4736, 4928, 4984, 5291, 5696, 5698, 5824, 6512, 6586, 6734, 6853, 7696, 7832, 8008, 8099, 8288, 9152, 9256, 9856, 9968, 10582, 11392, 11396, 11648, 12727, 13024, 13172, 13468, 13706, 15392, 15664, 16016, 16198, 16576, 18304, 18512, 19936, 21164, 22792, 23051, 25454, 26048, 26344, 26936, 27412, 30784, 31328, 32032, 32396, 33152, 36223, 37024, 37037, 39872, 42328, 42809, 45584, 46102, 50908, 52096, 52688, 53872, 54824, 61568, 62656, 64064, 64792, 72446, 74048, 74074, 79744, 84656, 85618, 89089, 91168, 92204, 101816, 105376, 107744, 109648, 125312, 128128, 129584, 144892, 148096, 148148, 169312, 171236, 178178, 182336, 184408, 203632, 210752, 215488, 219296, 253561, 259168, 289784, 296296, 299663, 338624, 342472, 356356, 364672, 368816, 407264, 421504, 430976, 438592, 470899, 507122, 518336, 579568, 592592, 599326, 677248, 684944, 712712, 737632, 814528, 877184, 941798, 1014244, 1036672, 1159136, 1185184, 1198652, 1369888, 1425424, 1475264, 1629056, 1883596, 2028488, 2318272, 2370368, 2397304, 2739776, 2850848, 2950528, 3296293, 3767192, 4056976, 4636544, 4740736, 4794608, 5479552, 5701696, 6592586, 7534384, 8113952, 9589216, 11403392, 13185172, 15068768, 16227904, 19178432, 26370344, 30137536, 32455808, 38356864, 52740688, 60275072, 105481376, 210962752, 421925504]

約数ペア:

[(1, 421925504), (2, 210962752), (4, 105481376), (7, 60275072), (8, 52740688), (11, 38356864), (13, 32455808), (14, 30137536), (16, 26370344), (22, 19178432), (26, 16227904), (28, 15068768), (32, 13185172), (37, 11403392), (44, 9589216), (52, 8113952), (56, 7534384), (64, 6592586), (74, 5701696), (77, 5479552), (88, 4794608), (89, 4740736), (91, 4636544), (104, 4056976), (112, 3767192), (128, 3296293), (143, 2950528), (148, 2850848), (154, 2739776), (176, 2397304), (178, 2370368), (182, 2318272), (208, 2028488), (224, 1883596), (259, 1629056), (286, 1475264), (296, 1425424), (308, 1369888), (352, 1198652), (356, 1185184), (364, 1159136), (407, 1036672), (416, 1014244), (448, 941798), (481, 877184), (518, 814528), (572, 737632), (592, 712712), (616, 684944), (623, 677248), (704, 599326), (712, 592592), (728, 579568), (814, 518336), (832, 507122), (896, 470899), (962, 438592), (979, 430976), (1001, 421504), (1036, 407264), (1144, 368816), (1157, 364672), (1184, 356356), (1232, 342472), (1246, 338624), (1408, 299663), (1424, 296296), (1456, 289784), (1628, 259168), (1664, 253561), (1924, 219296), (1958, 215488), (2002, 210752), (2072, 203632), (2288, 184408), (2314, 182336), (2368, 178178), (2464, 171236), (2492, 169312), (2848, 148148), (2849, 148096), (2912, 144892), (3256, 129584), (3293, 128128), (3367, 125312), (3848, 109648), (3916, 107744), (4004, 105376), (4144, 101816), (4576, 92204), (4628, 91168), (4736, 89089), (4928, 85618), (4984, 84656), (5291, 79744), (5696, 74074), (5698, 74048), (5824, 72446), (6512, 64792), (6586, 64064), (6734, 62656), (6853, 61568), (7696, 54824), (7832, 53872), (8008, 52688), (8099, 52096), (8288, 50908), (9152, 46102), (9256, 45584), (9856, 42809), (9968, 42328), (10582, 39872), (11392, 37037), (11396, 37024), (11648, 36223), (12727, 33152), (13024, 32396), (13172, 32032), (13468, 31328), (13706, 30784), (15392, 27412), (15664, 26936), (16016, 26344), (16198, 26048), (16576, 25454), (18304, 23051), (18512, 22792), (19936, 21164)]