189810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:72

約数の個数: 64

約数和(自身を含む): 547200

約数和(自身を除く): 357390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 37, 38, 45, 54, 57, 74, 90, 95, 111, 114, 135, 171, 185, 190, 222, 270, 285, 333, 342, 370, 513, 555, 570, 666, 703, 855, 999, 1026, 1110, 1406, 1665, 1710, 1998, 2109, 2565, 3330, 3515, 4218, 4995, 5130, 6327, 7030, 9990, 10545, 12654, 18981, 21090, 31635, 37962, 63270, 94905, 189810]

約数ペア:

[(1, 189810), (2, 94905), (3, 63270), (5, 37962), (6, 31635), (9, 21090), (10, 18981), (15, 12654), (18, 10545), (19, 9990), (27, 7030), (30, 6327), (37, 5130), (38, 4995), (45, 4218), (54, 3515), (57, 3330), (74, 2565), (90, 2109), (95, 1998), (111, 1710), (114, 1665), (135, 1406), (171, 1110), (185, 1026), (190, 999), (222, 855), (270, 703), (285, 666), (333, 570), (342, 555), (370, 513)]