1639113280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{2027}}^1$

素因数の和:2089

約数の個数: 168

約数和(自身を含む): 4710184128

約数和(自身を除く): 3071070848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 361, 380, 448, 532, 560, 608, 665, 722, 760, 1064, 1120, 1216, 1330, 1444, 1520, 1805, 2027, 2128, 2240, 2527, 2660, 2888, 3040, 3610, 4054, 4256, 5054, 5320, 5776, 6080, 7220, 8108, 8512, 10108, 10135, 10640, 11552, 12635, 14189, 14440, 16216, 20216, 20270, 21280, 23104, 25270, 28378, 28880, 32432, 38513, 40432, 40540, 42560, 50540, 56756, 57760, 64864, 70945, 77026, 80864, 81080, 101080, 113512, 115520, 129728, 141890, 154052, 161728, 162160, 192565, 202160, 227024, 269591, 283780, 308104, 324320, 385130, 404320, 454048, 539182, 567560, 616208, 648640, 731747, 770260, 808640, 908096, 1078364, 1135120, 1232416, 1347955, 1463494, 1540520, 2156728, 2270240, 2464832, 2695910, 2926988, 3081040, 3658735, 4313456, 4540480, 5122229, 5391820, 5853976, 6162080, 7317470, 8626912, 10244458, 10783640, 11707952, 12324160, 14634940, 17253824, 20488916, 21567280, 23415904, 25611145, 29269880, 40977832, 43134560, 46831808, 51222290, 58539760, 81955664, 86269120, 102444580, 117079520, 163911328, 204889160, 234159040, 327822656, 409778320, 819556640, 1639113280]

約数ペア:

[(1, 1639113280), (2, 819556640), (4, 409778320), (5, 327822656), (7, 234159040), (8, 204889160), (10, 163911328), (14, 117079520), (16, 102444580), (19, 86269120), (20, 81955664), (28, 58539760), (32, 51222290), (35, 46831808), (38, 43134560), (40, 40977832), (56, 29269880), (64, 25611145), (70, 23415904), (76, 21567280), (80, 20488916), (95, 17253824), (112, 14634940), (133, 12324160), (140, 11707952), (152, 10783640), (160, 10244458), (190, 8626912), (224, 7317470), (266, 6162080), (280, 5853976), (304, 5391820), (320, 5122229), (361, 4540480), (380, 4313456), (448, 3658735), (532, 3081040), (560, 2926988), (608, 2695910), (665, 2464832), (722, 2270240), (760, 2156728), (1064, 1540520), (1120, 1463494), (1216, 1347955), (1330, 1232416), (1444, 1135120), (1520, 1078364), (1805, 908096), (2027, 808640), (2128, 770260), (2240, 731747), (2527, 648640), (2660, 616208), (2888, 567560), (3040, 539182), (3610, 454048), (4054, 404320), (4256, 385130), (5054, 324320), (5320, 308104), (5776, 283780), (6080, 269591), (7220, 227024), (8108, 202160), (8512, 192565), (10108, 162160), (10135, 161728), (10640, 154052), (11552, 141890), (12635, 129728), (14189, 115520), (14440, 113512), (16216, 101080), (20216, 81080), (20270, 80864), (21280, 77026), (23104, 70945), (25270, 64864), (28378, 57760), (28880, 56756), (32432, 50540), (38513, 42560), (40432, 40540)]