27974940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1549}}^1$

素因数の和:1611

約数の個数: 96

約数和(自身を含む): 91660800

約数和(自身を除く): 63685860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 420, 430, 516, 602, 645, 860, 903, 1204, 1290, 1505, 1549, 1806, 2580, 3010, 3098, 3612, 4515, 4647, 6020, 6196, 7745, 9030, 9294, 10843, 15490, 18060, 18588, 21686, 23235, 30980, 32529, 43372, 46470, 54215, 65058, 66607, 92940, 108430, 130116, 133214, 162645, 199821, 216860, 266428, 325290, 333035, 399642, 466249, 650580, 666070, 799284, 932498, 999105, 1332140, 1398747, 1864996, 1998210, 2331245, 2797494, 3996420, 4662490, 5594988, 6993735, 9324980, 13987470, 27974940]

約数ペア:

[(1, 27974940), (2, 13987470), (3, 9324980), (4, 6993735), (5, 5594988), (6, 4662490), (7, 3996420), (10, 2797494), (12, 2331245), (14, 1998210), (15, 1864996), (20, 1398747), (21, 1332140), (28, 999105), (30, 932498), (35, 799284), (42, 666070), (43, 650580), (60, 466249), (70, 399642), (84, 333035), (86, 325290), (105, 266428), (129, 216860), (140, 199821), (172, 162645), (210, 133214), (215, 130116), (258, 108430), (301, 92940), (420, 66607), (430, 65058), (516, 54215), (602, 46470), (645, 43372), (860, 32529), (903, 30980), (1204, 23235), (1290, 21686), (1505, 18588), (1549, 18060), (1806, 15490), (2580, 10843), (3010, 9294), (3098, 9030), (3612, 7745), (4515, 6196), (4647, 6020)]