131148540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{42859}}^1$

素因数の和:42891

約数の個数: 72

約数和(自身を含む): 421228080

約数和(自身を除く): 290079540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 42859, 85718, 128577, 171436, 214295, 257154, 385731, 428590, 514308, 642885, 728603, 771462, 857180, 1285770, 1457206, 1542924, 1928655, 2185809, 2571540, 2914412, 3643015, 3857310, 4371618, 6557427, 7286030, 7714620, 8743236, 10929045, 13114854, 14572060, 21858090, 26229708, 32787135, 43716180, 65574270, 131148540]

約数ペア:

[(1, 131148540), (2, 65574270), (3, 43716180), (4, 32787135), (5, 26229708), (6, 21858090), (9, 14572060), (10, 13114854), (12, 10929045), (15, 8743236), (17, 7714620), (18, 7286030), (20, 6557427), (30, 4371618), (34, 3857310), (36, 3643015), (45, 2914412), (51, 2571540), (60, 2185809), (68, 1928655), (85, 1542924), (90, 1457206), (102, 1285770), (153, 857180), (170, 771462), (180, 728603), (204, 642885), (255, 514308), (306, 428590), (340, 385731), (510, 257154), (612, 214295), (765, 171436), (1020, 128577), (1530, 85718), (3060, 42859)]