19116720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{3793}}^1$

素因数の和:3819

約数の個数: 120

約数和(自身を含む): 73391136

約数和(自身を除く): 54274416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 3793, 5040, 7586, 11379, 15172, 18965, 22758, 26551, 30344, 34137, 37930, 45516, 53102, 56895, 60688, 68274, 75860, 79653, 91032, 106204, 113790, 132755, 136548, 151720, 159306, 170685, 182064, 212408, 227580, 238959, 265510, 273096, 303440, 318612, 341370, 398265, 424816, 455160, 477918, 531020, 546192, 637224, 682740, 796530, 910320, 955836, 1062040, 1194795, 1274448, 1365480, 1593060, 1911672, 2124080, 2389590, 2730960, 3186120, 3823344, 4779180, 6372240, 9558360, 19116720]

約数ペア:

[(1, 19116720), (2, 9558360), (3, 6372240), (4, 4779180), (5, 3823344), (6, 3186120), (7, 2730960), (8, 2389590), (9, 2124080), (10, 1911672), (12, 1593060), (14, 1365480), (15, 1274448), (16, 1194795), (18, 1062040), (20, 955836), (21, 910320), (24, 796530), (28, 682740), (30, 637224), (35, 546192), (36, 531020), (40, 477918), (42, 455160), (45, 424816), (48, 398265), (56, 341370), (60, 318612), (63, 303440), (70, 273096), (72, 265510), (80, 238959), (84, 227580), (90, 212408), (105, 182064), (112, 170685), (120, 159306), (126, 151720), (140, 136548), (144, 132755), (168, 113790), (180, 106204), (210, 91032), (240, 79653), (252, 75860), (280, 68274), (315, 60688), (336, 56895), (360, 53102), (420, 45516), (504, 37930), (560, 34137), (630, 30344), (720, 26551), (840, 22758), (1008, 18965), (1260, 15172), (1680, 11379), (2520, 7586), (3793, 5040)]