3960180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{449}}^1$

素因数の和:478

約数の個数: 108

約数和(自身を含む): 14004900

約数和(自身を除く): 10044720

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, 420, 441, 449, 490, 588, 630, 735, 882, 898, 980, 1260, 1347, 1470, 1764, 1796, 2205, 2245, 2694, 2940, 3143, 4041, 4410, 4490, 5388, 6286, 6735, 8082, 8820, 8980, 9429, 12572, 13470, 15715, 16164, 18858, 20205, 22001, 26940, 28287, 31430, 37716, 40410, 44002, 47145, 56574, 62860, 66003, 80820, 88004, 94290, 110005, 113148, 132006, 141435, 188580, 198009, 220010, 264012, 282870, 330015, 396018, 440020, 565740, 660030, 792036, 990045, 1320060, 1980090, 3960180]

約数ペア:

[(1, 3960180), (2, 1980090), (3, 1320060), (4, 990045), (5, 792036), (6, 660030), (7, 565740), (9, 440020), (10, 396018), (12, 330015), (14, 282870), (15, 264012), (18, 220010), (20, 198009), (21, 188580), (28, 141435), (30, 132006), (35, 113148), (36, 110005), (42, 94290), (45, 88004), (49, 80820), (60, 66003), (63, 62860), (70, 56574), (84, 47145), (90, 44002), (98, 40410), (105, 37716), (126, 31430), (140, 28287), (147, 26940), (180, 22001), (196, 20205), (210, 18858), (245, 16164), (252, 15715), (294, 13470), (315, 12572), (420, 9429), (441, 8980), (449, 8820), (490, 8082), (588, 6735), (630, 6286), (735, 5388), (882, 4490), (898, 4410), (980, 4041), (1260, 3143), (1347, 2940), (1470, 2694), (1764, 2245), (1796, 2205)]