1260540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 3931200

約数和(自身を除く): 2670660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 149, 180, 188, 235, 282, 298, 423, 447, 470, 564, 596, 705, 745, 846, 894, 940, 1341, 1410, 1490, 1692, 1788, 2115, 2235, 2682, 2820, 2980, 4230, 4470, 5364, 6705, 7003, 8460, 8940, 13410, 14006, 21009, 26820, 28012, 35015, 42018, 63027, 70030, 84036, 105045, 126054, 140060, 210090, 252108, 315135, 420180, 630270, 1260540]

約数ペア:

[(1, 1260540), (2, 630270), (3, 420180), (4, 315135), (5, 252108), (6, 210090), (9, 140060), (10, 126054), (12, 105045), (15, 84036), (18, 70030), (20, 63027), (30, 42018), (36, 35015), (45, 28012), (47, 26820), (60, 21009), (90, 14006), (94, 13410), (141, 8940), (149, 8460), (180, 7003), (188, 6705), (235, 5364), (282, 4470), (298, 4230), (423, 2980), (447, 2820), (470, 2682), (564, 2235), (596, 2115), (705, 1788), (745, 1692), (846, 1490), (894, 1410), (940, 1341)]