16521840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{7649}}^1$

素因数の和:7671

約数の個数: 80

約数和(自身を含む): 56916000

約数和(自身を除く): 40394160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 7649, 15298, 22947, 30596, 38245, 45894, 61192, 68841, 76490, 91788, 114735, 122384, 137682, 152980, 183576, 206523, 229470, 275364, 305960, 344205, 367152, 413046, 458940, 550728, 611920, 688410, 826092, 917880, 1032615, 1101456, 1376820, 1652184, 1835760, 2065230, 2753640, 3304368, 4130460, 5507280, 8260920, 16521840]

約数ペア:

[(1, 16521840), (2, 8260920), (3, 5507280), (4, 4130460), (5, 3304368), (6, 2753640), (8, 2065230), (9, 1835760), (10, 1652184), (12, 1376820), (15, 1101456), (16, 1032615), (18, 917880), (20, 826092), (24, 688410), (27, 611920), (30, 550728), (36, 458940), (40, 413046), (45, 367152), (48, 344205), (54, 305960), (60, 275364), (72, 229470), (80, 206523), (90, 183576), (108, 152980), (120, 137682), (135, 122384), (144, 114735), (180, 91788), (216, 76490), (240, 68841), (270, 61192), (360, 45894), (432, 38245), (540, 30596), (720, 22947), (1080, 15298), (2160, 7649)]