213868760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{2699}}^1$

素因数の和:3000

約数の個数: 64

約数和(自身を含む): 552096000

約数和(自身を除く): 338227240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 283, 566, 1132, 1415, 1981, 2264, 2699, 2830, 3962, 5398, 5660, 7924, 9905, 10796, 11320, 13495, 15848, 18893, 19810, 21592, 26990, 37786, 39620, 53980, 75572, 79240, 94465, 107960, 151144, 188930, 377860, 755720, 763817, 1527634, 3055268, 3819085, 5346719, 6110536, 7638170, 10693438, 15276340, 21386876, 26733595, 30552680, 42773752, 53467190, 106934380, 213868760]

約数ペア:

[(1, 213868760), (2, 106934380), (4, 53467190), (5, 42773752), (7, 30552680), (8, 26733595), (10, 21386876), (14, 15276340), (20, 10693438), (28, 7638170), (35, 6110536), (40, 5346719), (56, 3819085), (70, 3055268), (140, 1527634), (280, 763817), (283, 755720), (566, 377860), (1132, 188930), (1415, 151144), (1981, 107960), (2264, 94465), (2699, 79240), (2830, 75572), (3962, 53980), (5398, 39620), (5660, 37786), (7924, 26990), (9905, 21592), (10796, 19810), (11320, 18893), (13495, 15848)]