18804420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1$

素因数の和:474

約数の個数: 96

約数和(自身を含む): 59270400

約数和(自身を除く): 40465980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 97, 108, 135, 180, 194, 270, 291, 359, 388, 485, 540, 582, 718, 873, 970, 1077, 1164, 1436, 1455, 1746, 1795, 1940, 2154, 2619, 2910, 3231, 3492, 3590, 4308, 4365, 5238, 5385, 5820, 6462, 7180, 8730, 9693, 10476, 10770, 12924, 13095, 16155, 17460, 19386, 21540, 26190, 32310, 34823, 38772, 48465, 52380, 64620, 69646, 96930, 104469, 139292, 174115, 193860, 208938, 313407, 348230, 417876, 522345, 626814, 696460, 940221, 1044690, 1253628, 1567035, 1880442, 2089380, 3134070, 3760884, 4701105, 6268140, 9402210, 18804420]

約数ペア:

[(1, 18804420), (2, 9402210), (3, 6268140), (4, 4701105), (5, 3760884), (6, 3134070), (9, 2089380), (10, 1880442), (12, 1567035), (15, 1253628), (18, 1044690), (20, 940221), (27, 696460), (30, 626814), (36, 522345), (45, 417876), (54, 348230), (60, 313407), (90, 208938), (97, 193860), (108, 174115), (135, 139292), (180, 104469), (194, 96930), (270, 69646), (291, 64620), (359, 52380), (388, 48465), (485, 38772), (540, 34823), (582, 32310), (718, 26190), (873, 21540), (970, 19386), (1077, 17460), (1164, 16155), (1436, 13095), (1455, 12924), (1746, 10770), (1795, 10476), (1940, 9693), (2154, 8730), (2619, 7180), (2910, 6462), (3231, 5820), (3492, 5385), (3590, 5238), (4308, 4365)]