68648720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7211}}^1$

素因数の和:7248

約数の個数: 80

約数和(自身を含む): 193166208

約数和(自身を除く): 124517488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 7211, 9520, 14422, 28844, 36055, 50477, 57688, 72110, 100954, 115376, 122587, 144220, 201908, 245174, 252385, 288440, 403816, 490348, 504770, 576880, 612935, 807632, 858109, 980696, 1009540, 1225870, 1716218, 1961392, 2019080, 2451740, 3432436, 4038160, 4290545, 4903480, 6864872, 8581090, 9806960, 13729744, 17162180, 34324360, 68648720]

約数ペア:

[(1, 68648720), (2, 34324360), (4, 17162180), (5, 13729744), (7, 9806960), (8, 8581090), (10, 6864872), (14, 4903480), (16, 4290545), (17, 4038160), (20, 3432436), (28, 2451740), (34, 2019080), (35, 1961392), (40, 1716218), (56, 1225870), (68, 1009540), (70, 980696), (80, 858109), (85, 807632), (112, 612935), (119, 576880), (136, 504770), (140, 490348), (170, 403816), (238, 288440), (272, 252385), (280, 245174), (340, 201908), (476, 144220), (560, 122587), (595, 115376), (680, 100954), (952, 72110), (1190, 57688), (1360, 50477), (1904, 36055), (2380, 28844), (4760, 14422), (7211, 9520)]