2018764980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{108887}}^1$

素因数の和:109005

約数の個数: 72

約数和(自身を含む): 6183096192

約数和(自身を除く): 4164331212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1545, 1854, 2060, 3090, 3708, 4635, 6180, 9270, 18540, 108887, 217774, 326661, 435548, 544435, 653322, 979983, 1088870, 1306644, 1633305, 1959966, 2177740, 3266610, 3919932, 4899915, 6533220, 9799830, 11215361, 19599660, 22430722, 33646083, 44861444, 56076805, 67292166, 100938249, 112153610, 134584332, 168230415, 201876498, 224307220, 336460830, 403752996, 504691245, 672921660, 1009382490, 2018764980]

約数ペア:

[(1, 2018764980), (2, 1009382490), (3, 672921660), (4, 504691245), (5, 403752996), (6, 336460830), (9, 224307220), (10, 201876498), (12, 168230415), (15, 134584332), (18, 112153610), (20, 100938249), (30, 67292166), (36, 56076805), (45, 44861444), (60, 33646083), (90, 22430722), (103, 19599660), (180, 11215361), (206, 9799830), (309, 6533220), (412, 4899915), (515, 3919932), (618, 3266610), (927, 2177740), (1030, 1959966), (1236, 1633305), (1545, 1306644), (1854, 1088870), (2060, 979983), (3090, 653322), (3708, 544435), (4635, 435548), (6180, 326661), (9270, 217774), (18540, 108887)]