51154320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{30449}}^1$

素因数の和:30472

約数の個数: 80

約数和(自身を含む): 181238400

約数和(自身を除く): 130084080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 30449, 60898, 91347, 121796, 152245, 182694, 213143, 243592, 304490, 365388, 426286, 456735, 487184, 608980, 639429, 730776, 852572, 913470, 1065715, 1217960, 1278858, 1461552, 1705144, 1826940, 2131430, 2435920, 2557716, 3197145, 3410288, 3653880, 4262860, 5115432, 6394290, 7307760, 8525720, 10230864, 12788580, 17051440, 25577160, 51154320]

約数ペア:

[(1, 51154320), (2, 25577160), (3, 17051440), (4, 12788580), (5, 10230864), (6, 8525720), (7, 7307760), (8, 6394290), (10, 5115432), (12, 4262860), (14, 3653880), (15, 3410288), (16, 3197145), (20, 2557716), (21, 2435920), (24, 2131430), (28, 1826940), (30, 1705144), (35, 1461552), (40, 1278858), (42, 1217960), (48, 1065715), (56, 913470), (60, 852572), (70, 730776), (80, 639429), (84, 608980), (105, 487184), (112, 456735), (120, 426286), (140, 365388), (168, 304490), (210, 243592), (240, 213143), (280, 182694), (336, 152245), (420, 121796), (560, 91347), (840, 60898), (1680, 30449)]