206340720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6563}}^1$

素因数の和:6710

約数の個数: 80

約数和(自身を含む): 644637312

約数和(自身を除く): 438296592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 131, 240, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2096, 2620, 3144, 3930, 5240, 6288, 6563, 7860, 10480, 13126, 15720, 19689, 26252, 31440, 32815, 39378, 52504, 65630, 78756, 98445, 105008, 131260, 157512, 196890, 262520, 315024, 393780, 525040, 787560, 859753, 1575120, 1719506, 2579259, 3439012, 4298765, 5158518, 6878024, 8597530, 10317036, 12896295, 13756048, 17195060, 20634072, 25792590, 34390120, 41268144, 51585180, 68780240, 103170360, 206340720]

約数ペア:

[(1, 206340720), (2, 103170360), (3, 68780240), (4, 51585180), (5, 41268144), (6, 34390120), (8, 25792590), (10, 20634072), (12, 17195060), (15, 13756048), (16, 12896295), (20, 10317036), (24, 8597530), (30, 6878024), (40, 5158518), (48, 4298765), (60, 3439012), (80, 2579259), (120, 1719506), (131, 1575120), (240, 859753), (262, 787560), (393, 525040), (524, 393780), (655, 315024), (786, 262520), (1048, 196890), (1310, 157512), (1572, 131260), (1965, 105008), (2096, 98445), (2620, 78756), (3144, 65630), (3930, 52504), (5240, 39378), (6288, 32815), (6563, 31440), (7860, 26252), (10480, 19689), (13126, 15720)]