669163520

素因数分解:

$2^{13}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2$

素因数の和:110

約数の個数: 168

約数和(自身を含む): 1756978452

約数和(自身を除く): 1087814932

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 128, 136, 155, 160, 170, 248, 256, 272, 310, 320, 340, 496, 512, 527, 544, 620, 640, 680, 961, 992, 1024, 1054, 1088, 1240, 1280, 1360, 1922, 1984, 2048, 2108, 2176, 2480, 2560, 2635, 2720, 3844, 3968, 4096, 4216, 4352, 4805, 4960, 5120, 5270, 5440, 7688, 7936, 8192, 8432, 8704, 9610, 9920, 10240, 10540, 10880, 15376, 15872, 16337, 16864, 17408, 19220, 19840, 20480, 21080, 21760, 30752, 31744, 32674, 33728, 34816, 38440, 39680, 40960, 42160, 43520, 61504, 63488, 65348, 67456, 69632, 76880, 79360, 81685, 84320, 87040, 123008, 126976, 130696, 134912, 139264, 153760, 158720, 163370, 168640, 174080, 246016, 253952, 261392, 269824, 307520, 317440, 326740, 337280, 348160, 492032, 522784, 539648, 615040, 634880, 653480, 674560, 696320, 984064, 1045568, 1079296, 1230080, 1269760, 1306960, 1349120, 1968128, 2091136, 2158592, 2460160, 2613920, 2698240, 3936256, 4182272, 4317184, 4920320, 5227840, 5396480, 7872512, 8364544, 9840640, 10455680, 10792960, 16729088, 19681280, 20911360, 21585920, 33458176, 39362560, 41822720, 66916352, 83645440, 133832704, 167290880, 334581760, 669163520]

約数ペア:

[(1, 669163520), (2, 334581760), (4, 167290880), (5, 133832704), (8, 83645440), (10, 66916352), (16, 41822720), (17, 39362560), (20, 33458176), (31, 21585920), (32, 20911360), (34, 19681280), (40, 16729088), (62, 10792960), (64, 10455680), (68, 9840640), (80, 8364544), (85, 7872512), (124, 5396480), (128, 5227840), (136, 4920320), (155, 4317184), (160, 4182272), (170, 3936256), (248, 2698240), (256, 2613920), (272, 2460160), (310, 2158592), (320, 2091136), (340, 1968128), (496, 1349120), (512, 1306960), (527, 1269760), (544, 1230080), (620, 1079296), (640, 1045568), (680, 984064), (961, 696320), (992, 674560), (1024, 653480), (1054, 634880), (1088, 615040), (1240, 539648), (1280, 522784), (1360, 492032), (1922, 348160), (1984, 337280), (2048, 326740), (2108, 317440), (2176, 307520), (2480, 269824), (2560, 261392), (2635, 253952), (2720, 246016), (3844, 174080), (3968, 168640), (4096, 163370), (4216, 158720), (4352, 153760), (4805, 139264), (4960, 134912), (5120, 130696), (5270, 126976), (5440, 123008), (7688, 87040), (7936, 84320), (8192, 81685), (8432, 79360), (8704, 76880), (9610, 69632), (9920, 67456), (10240, 65348), (10540, 63488), (10880, 61504), (15376, 43520), (15872, 42160), (16337, 40960), (16864, 39680), (17408, 38440), (19220, 34816), (19840, 33728), (20480, 32674), (21080, 31744), (21760, 30752)]