384420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 1108800

約数和(自身を除く): 724380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 149, 172, 215, 258, 298, 430, 447, 516, 596, 645, 745, 860, 894, 1290, 1490, 1788, 2235, 2580, 2980, 4470, 6407, 8940, 12814, 19221, 25628, 32035, 38442, 64070, 76884, 96105, 128140, 192210, 384420]

約数ペア:

[(1, 384420), (2, 192210), (3, 128140), (4, 96105), (5, 76884), (6, 64070), (10, 38442), (12, 32035), (15, 25628), (20, 19221), (30, 12814), (43, 8940), (60, 6407), (86, 4470), (129, 2980), (149, 2580), (172, 2235), (215, 1788), (258, 1490), (298, 1290), (430, 894), (447, 860), (516, 745), (596, 645)]