2019460440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{853}}^1$

素因数の和:1157

約数の個数: 128

約数和(自身を含む): 6154948800

約数和(自身を除く): 4135488360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 181, 218, 327, 362, 436, 543, 545, 654, 724, 853, 872, 905, 1086, 1090, 1308, 1448, 1635, 1706, 1810, 2172, 2180, 2559, 2616, 2715, 3270, 3412, 3620, 4265, 4344, 4360, 5118, 5430, 6540, 6824, 7240, 8530, 10236, 10860, 12795, 13080, 17060, 19729, 20472, 21720, 25590, 34120, 39458, 51180, 59187, 78916, 92977, 98645, 102360, 118374, 154393, 157832, 185954, 197290, 236748, 278931, 295935, 308786, 371908, 394580, 463179, 464885, 473496, 557862, 591870, 617572, 743816, 771965, 789160, 926358, 929770, 1115724, 1183740, 1235144, 1394655, 1543930, 1852716, 1859540, 2231448, 2315895, 2367480, 2789310, 3087860, 3705432, 3719080, 4631790, 5578620, 6175720, 9263580, 11157240, 16828837, 18527160, 33657674, 50486511, 67315348, 84144185, 100973022, 134630696, 168288370, 201946044, 252432555, 336576740, 403892088, 504865110, 673153480, 1009730220, 2019460440]

約数ペア:

[(1, 2019460440), (2, 1009730220), (3, 673153480), (4, 504865110), (5, 403892088), (6, 336576740), (8, 252432555), (10, 201946044), (12, 168288370), (15, 134630696), (20, 100973022), (24, 84144185), (30, 67315348), (40, 50486511), (60, 33657674), (109, 18527160), (120, 16828837), (181, 11157240), (218, 9263580), (327, 6175720), (362, 5578620), (436, 4631790), (543, 3719080), (545, 3705432), (654, 3087860), (724, 2789310), (853, 2367480), (872, 2315895), (905, 2231448), (1086, 1859540), (1090, 1852716), (1308, 1543930), (1448, 1394655), (1635, 1235144), (1706, 1183740), (1810, 1115724), (2172, 929770), (2180, 926358), (2559, 789160), (2616, 771965), (2715, 743816), (3270, 617572), (3412, 591870), (3620, 557862), (4265, 473496), (4344, 464885), (4360, 463179), (5118, 394580), (5430, 371908), (6540, 308786), (6824, 295935), (7240, 278931), (8530, 236748), (10236, 197290), (10860, 185954), (12795, 157832), (13080, 154393), (17060, 118374), (19729, 102360), (20472, 98645), (21720, 92977), (25590, 78916), (34120, 59187), (39458, 51180)]