309968260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{6689}}^1$

素因数の和:7036

約数の個数: 48

約数和(自身を含む): 746282880

約数和(自身を除く): 436314620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 331, 662, 1324, 1655, 2317, 3310, 4634, 6620, 6689, 9268, 11585, 13378, 23170, 26756, 33445, 46340, 46823, 66890, 93646, 133780, 187292, 234115, 468230, 936460, 2214059, 4428118, 8856236, 11070295, 15498413, 22140590, 30996826, 44281180, 61993652, 77492065, 154984130, 309968260]

約数ペア:

[(1, 309968260), (2, 154984130), (4, 77492065), (5, 61993652), (7, 44281180), (10, 30996826), (14, 22140590), (20, 15498413), (28, 11070295), (35, 8856236), (70, 4428118), (140, 2214059), (331, 936460), (662, 468230), (1324, 234115), (1655, 187292), (2317, 133780), (3310, 93646), (4634, 66890), (6620, 46823), (6689, 46340), (9268, 33445), (11585, 26756), (13378, 23170)]