171575460

素因数分解:

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

素因数の和:440

約数の個数: 180

約数和(自身を含む): 608679708

約数和(自身を除く): 437104248

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 397, 420, 441, 490, 588, 630, 686, 735, 794, 882, 980, 1029, 1191, 1260, 1372, 1470, 1588, 1715, 1764, 1985, 2058, 2205, 2382, 2401, 2779, 2940, 3087, 3430, 3573, 3970, 4116, 4410, 4764, 4802, 5145, 5558, 5955, 6174, 6860, 7146, 7203, 7940, 8337, 8820, 9604, 10290, 11116, 11910, 12005, 12348, 13895, 14292, 14406, 15435, 16674, 17865, 19453, 20580, 21609, 23820, 24010, 25011, 27790, 28812, 30870, 33348, 35730, 36015, 38906, 41685, 43218, 48020, 50022, 55580, 58359, 61740, 71460, 72030, 77812, 83370, 86436, 97265, 100044, 108045, 116718, 125055, 136171, 144060, 166740, 175077, 194530, 216090, 233436, 250110, 272342, 291795, 350154, 389060, 408513, 432180, 500220, 544684, 583590, 680855, 700308, 817026, 875385, 953197, 1167180, 1225539, 1361710, 1634052, 1750770, 1906394, 2042565, 2451078, 2723420, 2859591, 3501540, 3812788, 4085130, 4765985, 4902156, 5719182, 6127695, 8170260, 8578773, 9531970, 11438364, 12255390, 14297955, 17157546, 19063940, 24510780, 28595910, 34315092, 42893865, 57191820, 85787730, 171575460]

約数ペア:

[(1, 171575460), (2, 85787730), (3, 57191820), (4, 42893865), (5, 34315092), (6, 28595910), (7, 24510780), (9, 19063940), (10, 17157546), (12, 14297955), (14, 12255390), (15, 11438364), (18, 9531970), (20, 8578773), (21, 8170260), (28, 6127695), (30, 5719182), (35, 4902156), (36, 4765985), (42, 4085130), (45, 3812788), (49, 3501540), (60, 2859591), (63, 2723420), (70, 2451078), (84, 2042565), (90, 1906394), (98, 1750770), (105, 1634052), (126, 1361710), (140, 1225539), (147, 1167180), (180, 953197), (196, 875385), (210, 817026), (245, 700308), (252, 680855), (294, 583590), (315, 544684), (343, 500220), (397, 432180), (420, 408513), (441, 389060), (490, 350154), (588, 291795), (630, 272342), (686, 250110), (735, 233436), (794, 216090), (882, 194530), (980, 175077), (1029, 166740), (1191, 144060), (1260, 136171), (1372, 125055), (1470, 116718), (1588, 108045), (1715, 100044), (1764, 97265), (1985, 86436), (2058, 83370), (2205, 77812), (2382, 72030), (2401, 71460), (2779, 61740), (2940, 58359), (3087, 55580), (3430, 50022), (3573, 48020), (3970, 43218), (4116, 41685), (4410, 38906), (4764, 36015), (4802, 35730), (5145, 33348), (5558, 30870), (5955, 28812), (6174, 27790), (6860, 25011), (7146, 24010), (7203, 23820), (7940, 21609), (8337, 20580), (8820, 19453), (9604, 17865), (10290, 16674), (11116, 15435), (11910, 14406), (12005, 14292), (12348, 13895)]