243980280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15761}}^1$

素因数の和:15821

約数の個数: 96

約数和(自身を含む): 811427760

約数和(自身を除く): 567447480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 120, 129, 172, 180, 215, 258, 344, 360, 387, 430, 516, 645, 774, 860, 1032, 1290, 1548, 1720, 1935, 2580, 3096, 3870, 5160, 7740, 15480, 15761, 31522, 47283, 63044, 78805, 94566, 126088, 141849, 157610, 189132, 236415, 283698, 315220, 378264, 472830, 567396, 630440, 677723, 709245, 945660, 1134792, 1355446, 1418490, 1891320, 2033169, 2710892, 2836980, 3388615, 4066338, 5421784, 5673960, 6099507, 6777230, 8132676, 10165845, 12199014, 13554460, 16265352, 20331690, 24398028, 27108920, 30497535, 40663380, 48796056, 60995070, 81326760, 121990140, 243980280]

約数ペア:

[(1, 243980280), (2, 121990140), (3, 81326760), (4, 60995070), (5, 48796056), (6, 40663380), (8, 30497535), (9, 27108920), (10, 24398028), (12, 20331690), (15, 16265352), (18, 13554460), (20, 12199014), (24, 10165845), (30, 8132676), (36, 6777230), (40, 6099507), (43, 5673960), (45, 5421784), (60, 4066338), (72, 3388615), (86, 2836980), (90, 2710892), (120, 2033169), (129, 1891320), (172, 1418490), (180, 1355446), (215, 1134792), (258, 945660), (344, 709245), (360, 677723), (387, 630440), (430, 567396), (516, 472830), (645, 378264), (774, 315220), (860, 283698), (1032, 236415), (1290, 189132), (1548, 157610), (1720, 141849), (1935, 126088), (2580, 94566), (3096, 78805), (3870, 63044), (5160, 47283), (7740, 31522), (15480, 15761)]