128803320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{357787}}^1$

素因数の和:357804

約数の個数: 48

約数和(自身を含む): 418611960

約数和(自身を除く): 289808640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 357787, 715574, 1073361, 1431148, 1788935, 2146722, 2862296, 3220083, 3577870, 4293444, 5366805, 6440166, 7155740, 8586888, 10733610, 12880332, 14311480, 16100415, 21467220, 25760664, 32200830, 42934440, 64401660, 128803320]

約数ペア:

[(1, 128803320), (2, 64401660), (3, 42934440), (4, 32200830), (5, 25760664), (6, 21467220), (8, 16100415), (9, 14311480), (10, 12880332), (12, 10733610), (15, 8586888), (18, 7155740), (20, 6440166), (24, 5366805), (30, 4293444), (36, 3577870), (40, 3220083), (45, 2862296), (60, 2146722), (72, 1788935), (90, 1431148), (120, 1073361), (180, 715574), (360, 357787)]