13800420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1783}}^1$

素因数の和:1841

約数の個数: 72

約数和(自身を含む): 42858816

約数和(自身を除く): 29058396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1783, 1935, 2580, 3566, 3870, 5349, 7132, 7740, 8915, 10698, 16047, 17830, 21396, 26745, 32094, 35660, 53490, 64188, 76669, 80235, 106980, 153338, 160470, 230007, 306676, 320940, 383345, 460014, 690021, 766690, 920028, 1150035, 1380042, 1533380, 2300070, 2760084, 3450105, 4600140, 6900210, 13800420]

約数ペア:

[(1, 13800420), (2, 6900210), (3, 4600140), (4, 3450105), (5, 2760084), (6, 2300070), (9, 1533380), (10, 1380042), (12, 1150035), (15, 920028), (18, 766690), (20, 690021), (30, 460014), (36, 383345), (43, 320940), (45, 306676), (60, 230007), (86, 160470), (90, 153338), (129, 106980), (172, 80235), (180, 76669), (215, 64188), (258, 53490), (387, 35660), (430, 32094), (516, 26745), (645, 21396), (774, 17830), (860, 16047), (1290, 10698), (1548, 8915), (1783, 7740), (1935, 7132), (2580, 5349), (3566, 3870)]