19945983000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{6648661}}^1$

素因数の和:6648685

約数の個数: 64

約数和(自身を含む): 62231476320

約数和(自身を除く): 42285493320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 1000, 1500, 3000, 6648661, 13297322, 19945983, 26594644, 33243305, 39891966, 53189288, 66486610, 79783932, 99729915, 132973220, 159567864, 166216525, 199459830, 265946440, 332433050, 398919660, 498649575, 664866100, 797839320, 831082625, 997299150, 1329732200, 1662165250, 1994598300, 2493247875, 3324330500, 3989196600, 4986495750, 6648661000, 9972991500, 19945983000]

約数ペア:

[(1, 19945983000), (2, 9972991500), (3, 6648661000), (4, 4986495750), (5, 3989196600), (6, 3324330500), (8, 2493247875), (10, 1994598300), (12, 1662165250), (15, 1329732200), (20, 997299150), (24, 831082625), (25, 797839320), (30, 664866100), (40, 498649575), (50, 398919660), (60, 332433050), (75, 265946440), (100, 199459830), (120, 166216525), (125, 159567864), (150, 132973220), (200, 99729915), (250, 79783932), (300, 66486610), (375, 53189288), (500, 39891966), (600, 33243305), (750, 26594644), (1000, 19945983), (1500, 13297322), (3000, 6648661)]