198264640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1451}}^1$

素因数の和:1536

約数の個数: 112

約数和(自身を含む): 548786304

約数和(自身を除く): 350521664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 64, 70, 80, 112, 122, 140, 160, 224, 244, 280, 305, 320, 427, 448, 488, 560, 610, 854, 976, 1120, 1220, 1451, 1708, 1952, 2135, 2240, 2440, 2902, 3416, 3904, 4270, 4880, 5804, 6832, 7255, 8540, 9760, 10157, 11608, 13664, 14510, 17080, 19520, 20314, 23216, 27328, 29020, 34160, 40628, 46432, 50785, 58040, 68320, 81256, 88511, 92864, 101570, 116080, 136640, 162512, 177022, 203140, 232160, 325024, 354044, 406280, 442555, 464320, 619577, 650048, 708088, 812560, 885110, 1239154, 1416176, 1625120, 1770220, 2478308, 2832352, 3097885, 3250240, 3540440, 4956616, 5664704, 6195770, 7080880, 9913232, 12391540, 14161760, 19826464, 24783080, 28323520, 39652928, 49566160, 99132320, 198264640]

約数ペア:

[(1, 198264640), (2, 99132320), (4, 49566160), (5, 39652928), (7, 28323520), (8, 24783080), (10, 19826464), (14, 14161760), (16, 12391540), (20, 9913232), (28, 7080880), (32, 6195770), (35, 5664704), (40, 4956616), (56, 3540440), (61, 3250240), (64, 3097885), (70, 2832352), (80, 2478308), (112, 1770220), (122, 1625120), (140, 1416176), (160, 1239154), (224, 885110), (244, 812560), (280, 708088), (305, 650048), (320, 619577), (427, 464320), (448, 442555), (488, 406280), (560, 354044), (610, 325024), (854, 232160), (976, 203140), (1120, 177022), (1220, 162512), (1451, 136640), (1708, 116080), (1952, 101570), (2135, 92864), (2240, 88511), (2440, 81256), (2902, 68320), (3416, 58040), (3904, 50785), (4270, 46432), (4880, 40628), (5804, 34160), (6832, 29020), (7255, 27328), (8540, 23216), (9760, 20314), (10157, 19520), (11608, 17080), (13664, 14510)]