19031400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 65165100

約数和(自身を除く): 46133700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 97, 100, 109, 120, 150, 180, 194, 200, 218, 225, 291, 300, 327, 360, 388, 436, 450, 485, 545, 582, 600, 654, 776, 872, 873, 900, 970, 981, 1090, 1164, 1308, 1455, 1635, 1746, 1800, 1940, 1962, 2180, 2328, 2425, 2616, 2725, 2910, 3270, 3492, 3880, 3924, 4360, 4365, 4850, 4905, 5450, 5820, 6540, 6984, 7275, 7848, 8175, 8730, 9700, 9810, 10573, 10900, 11640, 13080, 14550, 16350, 17460, 19400, 19620, 21146, 21800, 21825, 24525, 29100, 31719, 32700, 34920, 39240, 42292, 43650, 49050, 52865, 58200, 63438, 65400, 84584, 87300, 95157, 98100, 105730, 126876, 158595, 174600, 190314, 196200, 211460, 253752, 264325, 317190, 380628, 422920, 475785, 528650, 634380, 761256, 792975, 951570, 1057300, 1268760, 1585950, 1903140, 2114600, 2378925, 3171900, 3806280, 4757850, 6343800, 9515700, 19031400]

約数ペア:

[(1, 19031400), (2, 9515700), (3, 6343800), (4, 4757850), (5, 3806280), (6, 3171900), (8, 2378925), (9, 2114600), (10, 1903140), (12, 1585950), (15, 1268760), (18, 1057300), (20, 951570), (24, 792975), (25, 761256), (30, 634380), (36, 528650), (40, 475785), (45, 422920), (50, 380628), (60, 317190), (72, 264325), (75, 253752), (90, 211460), (97, 196200), (100, 190314), (109, 174600), (120, 158595), (150, 126876), (180, 105730), (194, 98100), (200, 95157), (218, 87300), (225, 84584), (291, 65400), (300, 63438), (327, 58200), (360, 52865), (388, 49050), (436, 43650), (450, 42292), (485, 39240), (545, 34920), (582, 32700), (600, 31719), (654, 29100), (776, 24525), (872, 21825), (873, 21800), (900, 21146), (970, 19620), (981, 19400), (1090, 17460), (1164, 16350), (1308, 14550), (1455, 13080), (1635, 11640), (1746, 10900), (1800, 10573), (1940, 9810), (1962, 9700), (2180, 8730), (2328, 8175), (2425, 7848), (2616, 7275), (2725, 6984), (2910, 6540), (3270, 5820), (3492, 5450), (3880, 4905), (3924, 4850), (4360, 4365)]