200971540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:318

約数の個数: 144

約数和(自身を含む): 543763584

約数和(自身を除く): 342792044

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 103, 110, 140, 154, 181, 196, 206, 220, 245, 308, 362, 385, 412, 490, 515, 539, 721, 724, 770, 905, 980, 1030, 1078, 1133, 1267, 1442, 1540, 1810, 1991, 2060, 2156, 2266, 2534, 2695, 2884, 3605, 3620, 3982, 4532, 5047, 5068, 5390, 5665, 6335, 7210, 7931, 7964, 8869, 9955, 10094, 10780, 11330, 12670, 13937, 14420, 15862, 17738, 18643, 19910, 20188, 22660, 25235, 25340, 27874, 31724, 35476, 37286, 39655, 39820, 44345, 50470, 55517, 55748, 69685, 74572, 79310, 88690, 93215, 97559, 100940, 111034, 130501, 139370, 158620, 177380, 186430, 195118, 205073, 222068, 261002, 277585, 278740, 372860, 390236, 410146, 487795, 522004, 555170, 652505, 820292, 913507, 975590, 1025365, 1110340, 1305010, 1435511, 1827014, 1951180, 2050730, 2610020, 2871022, 3654028, 4101460, 4567535, 5742044, 7177555, 9135070, 10048577, 14355110, 18270140, 20097154, 28710220, 40194308, 50242885, 100485770, 200971540]

約数ペア:

[(1, 200971540), (2, 100485770), (4, 50242885), (5, 40194308), (7, 28710220), (10, 20097154), (11, 18270140), (14, 14355110), (20, 10048577), (22, 9135070), (28, 7177555), (35, 5742044), (44, 4567535), (49, 4101460), (55, 3654028), (70, 2871022), (77, 2610020), (98, 2050730), (103, 1951180), (110, 1827014), (140, 1435511), (154, 1305010), (181, 1110340), (196, 1025365), (206, 975590), (220, 913507), (245, 820292), (308, 652505), (362, 555170), (385, 522004), (412, 487795), (490, 410146), (515, 390236), (539, 372860), (721, 278740), (724, 277585), (770, 261002), (905, 222068), (980, 205073), (1030, 195118), (1078, 186430), (1133, 177380), (1267, 158620), (1442, 139370), (1540, 130501), (1810, 111034), (1991, 100940), (2060, 97559), (2156, 93215), (2266, 88690), (2534, 79310), (2695, 74572), (2884, 69685), (3605, 55748), (3620, 55517), (3982, 50470), (4532, 44345), (5047, 39820), (5068, 39655), (5390, 37286), (5665, 35476), (6335, 31724), (7210, 27874), (7931, 25340), (7964, 25235), (8869, 22660), (9955, 20188), (10094, 19910), (10780, 18643), (11330, 17738), (12670, 15862), (13937, 14420)]