197995840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{563}}^1$

素因数の和:744

約数の個数: 112

約数和(自身を含む): 543226752

約数和(自身を除く): 345230912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 157, 160, 224, 280, 314, 320, 448, 560, 563, 628, 785, 1099, 1120, 1126, 1256, 1570, 2198, 2240, 2252, 2512, 2815, 3140, 3941, 4396, 4504, 5024, 5495, 5630, 6280, 7882, 8792, 9008, 10048, 10990, 11260, 12560, 15764, 17584, 18016, 19705, 21980, 22520, 25120, 31528, 35168, 36032, 39410, 43960, 45040, 50240, 63056, 70336, 78820, 87920, 88391, 90080, 126112, 157640, 175840, 176782, 180160, 252224, 315280, 351680, 353564, 441955, 618737, 630560, 707128, 883910, 1237474, 1261120, 1414256, 1767820, 2474948, 2828512, 3093685, 3535640, 4949896, 5657024, 6187370, 7071280, 9899792, 12374740, 14142560, 19799584, 24749480, 28285120, 39599168, 49498960, 98997920, 197995840]

約数ペア:

[(1, 197995840), (2, 98997920), (4, 49498960), (5, 39599168), (7, 28285120), (8, 24749480), (10, 19799584), (14, 14142560), (16, 12374740), (20, 9899792), (28, 7071280), (32, 6187370), (35, 5657024), (40, 4949896), (56, 3535640), (64, 3093685), (70, 2828512), (80, 2474948), (112, 1767820), (140, 1414256), (157, 1261120), (160, 1237474), (224, 883910), (280, 707128), (314, 630560), (320, 618737), (448, 441955), (560, 353564), (563, 351680), (628, 315280), (785, 252224), (1099, 180160), (1120, 176782), (1126, 175840), (1256, 157640), (1570, 126112), (2198, 90080), (2240, 88391), (2252, 87920), (2512, 78820), (2815, 70336), (3140, 63056), (3941, 50240), (4396, 45040), (4504, 43960), (5024, 39410), (5495, 36032), (5630, 35168), (6280, 31528), (7882, 25120), (8792, 22520), (9008, 21980), (10048, 19705), (10990, 18016), (11260, 17584), (12560, 15764)]