1557981760

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1697}}^1$

素因数の和:1884

約数の個数: 112

約数和(自身を含む): 3933383040

約数和(自身を除く): 2375401280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 151, 152, 160, 190, 302, 304, 320, 380, 604, 608, 755, 760, 1208, 1216, 1510, 1520, 1697, 2416, 2869, 3020, 3040, 3394, 4832, 5738, 6040, 6080, 6788, 8485, 9664, 11476, 12080, 13576, 14345, 16970, 22952, 24160, 27152, 28690, 32243, 33940, 45904, 48320, 54304, 57380, 64486, 67880, 91808, 108608, 114760, 128972, 135760, 161215, 183616, 229520, 256247, 257944, 271520, 322430, 459040, 512494, 515888, 543040, 644860, 918080, 1024988, 1031776, 1281235, 1289720, 2049976, 2063552, 2562470, 2579440, 4099952, 4868693, 5124940, 5158880, 8199904, 9737386, 10249880, 10317760, 16399808, 19474772, 20499760, 24343465, 38949544, 40999520, 48686930, 77899088, 81999040, 97373860, 155798176, 194747720, 311596352, 389495440, 778990880, 1557981760]

約数ペア:

[(1, 1557981760), (2, 778990880), (4, 389495440), (5, 311596352), (8, 194747720), (10, 155798176), (16, 97373860), (19, 81999040), (20, 77899088), (32, 48686930), (38, 40999520), (40, 38949544), (64, 24343465), (76, 20499760), (80, 19474772), (95, 16399808), (151, 10317760), (152, 10249880), (160, 9737386), (190, 8199904), (302, 5158880), (304, 5124940), (320, 4868693), (380, 4099952), (604, 2579440), (608, 2562470), (755, 2063552), (760, 2049976), (1208, 1289720), (1216, 1281235), (1510, 1031776), (1520, 1024988), (1697, 918080), (2416, 644860), (2869, 543040), (3020, 515888), (3040, 512494), (3394, 459040), (4832, 322430), (5738, 271520), (6040, 257944), (6080, 256247), (6788, 229520), (8485, 183616), (9664, 161215), (11476, 135760), (12080, 128972), (13576, 114760), (14345, 108608), (16970, 91808), (22952, 67880), (24160, 64486), (27152, 57380), (28690, 54304), (32243, 48320), (33940, 45904)]