128372280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{6563}}^1$

素因数の和:6740

約数の個数: 64

約数和(自身を含む): 387538560

約数和(自身を除く): 259166280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163, 326, 489, 652, 815, 978, 1304, 1630, 1956, 2445, 3260, 3912, 4890, 6520, 6563, 9780, 13126, 19560, 19689, 26252, 32815, 39378, 52504, 65630, 78756, 98445, 131260, 157512, 196890, 262520, 393780, 787560, 1069769, 2139538, 3209307, 4279076, 5348845, 6418614, 8558152, 10697690, 12837228, 16046535, 21395380, 25674456, 32093070, 42790760, 64186140, 128372280]

約数ペア:

[(1, 128372280), (2, 64186140), (3, 42790760), (4, 32093070), (5, 25674456), (6, 21395380), (8, 16046535), (10, 12837228), (12, 10697690), (15, 8558152), (20, 6418614), (24, 5348845), (30, 4279076), (40, 3209307), (60, 2139538), (120, 1069769), (163, 787560), (326, 393780), (489, 262520), (652, 196890), (815, 157512), (978, 131260), (1304, 98445), (1630, 78756), (1956, 65630), (2445, 52504), (3260, 39378), (3912, 32815), (4890, 26252), (6520, 19689), (6563, 19560), (9780, 13126)]