245904720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{881}}^1\times {\mathrm{1163}}^1$

素因数の和:2060

約数の個数: 80

約数和(自身を含む): 763826112

約数和(自身を除く): 517921392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 881, 1163, 1762, 2326, 2643, 3489, 3524, 4405, 4652, 5286, 5815, 6978, 7048, 8810, 9304, 10572, 11630, 13215, 13956, 14096, 17445, 17620, 18608, 21144, 23260, 26430, 27912, 34890, 35240, 42288, 46520, 52860, 55824, 69780, 70480, 93040, 105720, 139560, 211440, 279120, 1024603, 2049206, 3073809, 4098412, 5123015, 6147618, 8196824, 10246030, 12295236, 15369045, 16393648, 20492060, 24590472, 30738090, 40984120, 49180944, 61476180, 81968240, 122952360, 245904720]

約数ペア:

[(1, 245904720), (2, 122952360), (3, 81968240), (4, 61476180), (5, 49180944), (6, 40984120), (8, 30738090), (10, 24590472), (12, 20492060), (15, 16393648), (16, 15369045), (20, 12295236), (24, 10246030), (30, 8196824), (40, 6147618), (48, 5123015), (60, 4098412), (80, 3073809), (120, 2049206), (240, 1024603), (881, 279120), (1163, 211440), (1762, 139560), (2326, 105720), (2643, 93040), (3489, 70480), (3524, 69780), (4405, 55824), (4652, 52860), (5286, 46520), (5815, 42288), (6978, 35240), (7048, 34890), (8810, 27912), (9304, 26430), (10572, 23260), (11630, 21144), (13215, 18608), (13956, 17620), (14096, 17445)]