69642180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{42989}}^1$

素因数の和:43010

約数の個数: 60

約数和(自身を含む): 218475180

約数和(自身を除く): 148833000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 42989, 85978, 128967, 171956, 214945, 257934, 386901, 429890, 515868, 644835, 773802, 859780, 1160703, 1289670, 1547604, 1934505, 2321406, 2579340, 3482109, 3869010, 4642812, 5803515, 6964218, 7738020, 11607030, 13928436, 17410545, 23214060, 34821090, 69642180]

約数ペア:

[(1, 69642180), (2, 34821090), (3, 23214060), (4, 17410545), (5, 13928436), (6, 11607030), (9, 7738020), (10, 6964218), (12, 5803515), (15, 4642812), (18, 3869010), (20, 3482109), (27, 2579340), (30, 2321406), (36, 1934505), (45, 1547604), (54, 1289670), (60, 1160703), (81, 859780), (90, 773802), (108, 644835), (135, 515868), (162, 429890), (180, 386901), (270, 257934), (324, 214945), (405, 171956), (540, 128967), (810, 85978), (1620, 42989)]