48726540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{643}}^1$

素因数の和:1079

約数の個数: 72

約数和(自身を含む): 148385328

約数和(自身を除く): 99658788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 421, 643, 842, 1263, 1286, 1684, 1929, 2105, 2526, 2572, 3215, 3789, 3858, 4210, 5052, 5787, 6315, 6430, 7578, 7716, 8420, 9645, 11574, 12630, 12860, 15156, 18945, 19290, 23148, 25260, 28935, 37890, 38580, 57870, 75780, 115740, 270703, 541406, 812109, 1082812, 1353515, 1624218, 2436327, 2707030, 3248436, 4060545, 4872654, 5414060, 8121090, 9745308, 12181635, 16242180, 24363270, 48726540]

約数ペア:

[(1, 48726540), (2, 24363270), (3, 16242180), (4, 12181635), (5, 9745308), (6, 8121090), (9, 5414060), (10, 4872654), (12, 4060545), (15, 3248436), (18, 2707030), (20, 2436327), (30, 1624218), (36, 1353515), (45, 1082812), (60, 812109), (90, 541406), (180, 270703), (421, 115740), (643, 75780), (842, 57870), (1263, 38580), (1286, 37890), (1684, 28935), (1929, 25260), (2105, 23148), (2526, 19290), (2572, 18945), (3215, 15156), (3789, 12860), (3858, 12630), (4210, 11574), (5052, 9645), (5787, 8420), (6315, 7716), (6430, 7578)]