220597020

素因数分解:

$2^2\times 3^4\times 5^1\times 7^3\times {\mathrm{397}}^1$

素因数の和:439

約数の個数: 240

約数和(自身を含む): 809054400

約数和(自身を除く): 588457380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 162, 180, 189, 196, 210, 245, 252, 270, 294, 315, 324, 343, 378, 397, 405, 420, 441, 490, 540, 567, 588, 630, 686, 735, 756, 794, 810, 882, 945, 980, 1029, 1134, 1191, 1260, 1323, 1372, 1470, 1588, 1620, 1715, 1764, 1890, 1985, 2058, 2205, 2268, 2382, 2646, 2779, 2835, 2940, 3087, 3430, 3573, 3780, 3969, 3970, 4116, 4410, 4764, 5145, 5292, 5558, 5670, 5955, 6174, 6615, 6860, 7146, 7938, 7940, 8337, 8820, 9261, 10290, 10719, 11116, 11340, 11910, 12348, 13230, 13895, 14292, 15435, 15876, 16674, 17865, 18522, 19453, 19845, 20580, 21438, 23820, 25011, 26460, 27783, 27790, 30870, 32157, 33348, 35730, 37044, 38906, 39690, 41685, 42876, 46305, 50022, 53595, 55566, 55580, 58359, 61740, 64314, 71460, 75033, 77812, 79380, 83370, 92610, 97265, 100044, 107190, 111132, 116718, 125055, 128628, 136171, 138915, 150066, 160785, 166740, 175077, 185220, 194530, 214380, 225099, 233436, 250110, 272342, 277830, 291795, 300132, 321570, 350154, 375165, 389060, 408513, 450198, 500220, 525231, 544684, 555660, 583590, 643140, 680855, 700308, 750330, 817026, 875385, 900396, 1050462, 1125495, 1167180, 1225539, 1361710, 1500660, 1575693, 1634052, 1750770, 2042565, 2100924, 2250990, 2451078, 2626155, 2723420, 3151386, 3501540, 3676617, 4085130, 4501980, 4902156, 5252310, 6127695, 6302772, 7353234, 7878465, 8170260, 10504620, 11029851, 12255390, 14706468, 15756930, 18383085, 22059702, 24510780, 31513860, 36766170, 44119404, 55149255, 73532340, 110298510, 220597020]

約数ペア:

[(1, 220597020), (2, 110298510), (3, 73532340), (4, 55149255), (5, 44119404), (6, 36766170), (7, 31513860), (9, 24510780), (10, 22059702), (12, 18383085), (14, 15756930), (15, 14706468), (18, 12255390), (20, 11029851), (21, 10504620), (27, 8170260), (28, 7878465), (30, 7353234), (35, 6302772), (36, 6127695), (42, 5252310), (45, 4902156), (49, 4501980), (54, 4085130), (60, 3676617), (63, 3501540), (70, 3151386), (81, 2723420), (84, 2626155), (90, 2451078), (98, 2250990), (105, 2100924), (108, 2042565), (126, 1750770), (135, 1634052), (140, 1575693), (147, 1500660), (162, 1361710), (180, 1225539), (189, 1167180), (196, 1125495), (210, 1050462), (245, 900396), (252, 875385), (270, 817026), (294, 750330), (315, 700308), (324, 680855), (343, 643140), (378, 583590), (397, 555660), (405, 544684), (420, 525231), (441, 500220), (490, 450198), (540, 408513), (567, 389060), (588, 375165), (630, 350154), (686, 321570), (735, 300132), (756, 291795), (794, 277830), (810, 272342), (882, 250110), (945, 233436), (980, 225099), (1029, 214380), (1134, 194530), (1191, 185220), (1260, 175077), (1323, 166740), (1372, 160785), (1470, 150066), (1588, 138915), (1620, 136171), (1715, 128628), (1764, 125055), (1890, 116718), (1985, 111132), (2058, 107190), (2205, 100044), (2268, 97265), (2382, 92610), (2646, 83370), (2779, 79380), (2835, 77812), (2940, 75033), (3087, 71460), (3430, 64314), (3573, 61740), (3780, 58359), (3969, 55580), (3970, 55566), (4116, 53595), (4410, 50022), (4764, 46305), (5145, 42876), (5292, 41685), (5558, 39690), (5670, 38906), (5955, 37044), (6174, 35730), (6615, 33348), (6860, 32157), (7146, 30870), (7938, 27790), (7940, 27783), (8337, 26460), (8820, 25011), (9261, 23820), (10290, 21438), (10719, 20580), (11116, 19845), (11340, 19453), (11910, 18522), (12348, 17865), (13230, 16674), (13895, 15876), (14292, 15435)]