1980101088

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2333}}^1$

素因数の和:2777

約数の個数: 144

約数和(自身を含む): 6453379296

約数和(自身を除く): 4473278208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 421, 504, 672, 842, 1008, 1263, 1684, 2016, 2333, 2526, 2947, 3368, 3789, 4666, 5052, 5894, 6736, 6999, 7578, 8841, 9332, 10104, 11788, 13472, 13998, 15156, 16331, 17682, 18664, 20208, 20997, 23576, 26523, 27996, 30312, 32662, 35364, 37328, 40416, 41994, 47152, 48993, 53046, 55992, 60624, 65324, 70728, 74656, 83988, 94304, 97986, 106092, 111984, 121248, 130648, 141456, 146979, 167976, 195972, 212184, 223968, 261296, 282912, 293958, 335952, 391944, 424368, 522592, 587916, 671904, 783888, 848736, 982193, 1175832, 1567776, 1964386, 2351664, 2946579, 3928772, 4703328, 5893158, 6875351, 7857544, 8839737, 11786316, 13750702, 15715088, 17679474, 20626053, 23572632, 27501404, 31430176, 35358948, 41252106, 47145264, 55002808, 61878159, 70717896, 82504212, 94290528, 110005616, 123756318, 141435792, 165008424, 220011232, 247512636, 282871584, 330016848, 495025272, 660033696, 990050544, 1980101088]

約数ペア:

[(1, 1980101088), (2, 990050544), (3, 660033696), (4, 495025272), (6, 330016848), (7, 282871584), (8, 247512636), (9, 220011232), (12, 165008424), (14, 141435792), (16, 123756318), (18, 110005616), (21, 94290528), (24, 82504212), (28, 70717896), (32, 61878159), (36, 55002808), (42, 47145264), (48, 41252106), (56, 35358948), (63, 31430176), (72, 27501404), (84, 23572632), (96, 20626053), (112, 17679474), (126, 15715088), (144, 13750702), (168, 11786316), (224, 8839737), (252, 7857544), (288, 6875351), (336, 5893158), (421, 4703328), (504, 3928772), (672, 2946579), (842, 2351664), (1008, 1964386), (1263, 1567776), (1684, 1175832), (2016, 982193), (2333, 848736), (2526, 783888), (2947, 671904), (3368, 587916), (3789, 522592), (4666, 424368), (5052, 391944), (5894, 335952), (6736, 293958), (6999, 282912), (7578, 261296), (8841, 223968), (9332, 212184), (10104, 195972), (11788, 167976), (13472, 146979), (13998, 141456), (15156, 130648), (16331, 121248), (17682, 111984), (18664, 106092), (20208, 97986), (20997, 94304), (23576, 83988), (26523, 74656), (27996, 70728), (30312, 65324), (32662, 60624), (35364, 55992), (37328, 53046), (40416, 48993), (41994, 47152)]