8677980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1303}}^1$

素因数の和:1355

約数の個数: 72

約数和(自身を含む): 27055392

約数和(自身を除く): 18377412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1303, 1332, 1665, 2220, 2606, 3330, 3909, 5212, 6515, 6660, 7818, 11727, 13030, 15636, 19545, 23454, 26060, 39090, 46908, 48211, 58635, 78180, 96422, 117270, 144633, 192844, 234540, 241055, 289266, 433899, 482110, 578532, 723165, 867798, 964220, 1446330, 1735596, 2169495, 2892660, 4338990, 8677980]

約数ペア:

[(1, 8677980), (2, 4338990), (3, 2892660), (4, 2169495), (5, 1735596), (6, 1446330), (9, 964220), (10, 867798), (12, 723165), (15, 578532), (18, 482110), (20, 433899), (30, 289266), (36, 241055), (37, 234540), (45, 192844), (60, 144633), (74, 117270), (90, 96422), (111, 78180), (148, 58635), (180, 48211), (185, 46908), (222, 39090), (333, 26060), (370, 23454), (444, 19545), (555, 15636), (666, 13030), (740, 11727), (1110, 7818), (1303, 6660), (1332, 6515), (1665, 5212), (2220, 3909), (2606, 3330)]