68240340

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{2579}}^1$

素因数の和:2611

約数の個数: 144

約数和(自身を含む): 247060800

約数和(自身を除く): 178820460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2579, 2646, 2940, 3780, 4410, 5158, 5292, 6615, 7737, 8820, 10316, 12895, 13230, 15474, 18053, 23211, 25790, 26460, 30948, 36106, 38685, 46422, 51580, 54159, 69633, 72212, 77370, 90265, 92844, 108318, 116055, 126371, 139266, 154740, 162477, 180530, 216636, 232110, 252742, 270795, 278532, 324954, 348165, 361060, 379113, 464220, 487431, 505484, 541590, 631855, 649908, 696330, 758226, 812385, 974862, 1083180, 1137339, 1263710, 1392660, 1516452, 1624770, 1895565, 1949724, 2274678, 2437155, 2527420, 3249540, 3412017, 3791130, 4549356, 4874310, 5686695, 6824034, 7582260, 9748620, 11373390, 13648068, 17060085, 22746780, 34120170, 68240340]

約数ペア:

[(1, 68240340), (2, 34120170), (3, 22746780), (4, 17060085), (5, 13648068), (6, 11373390), (7, 9748620), (9, 7582260), (10, 6824034), (12, 5686695), (14, 4874310), (15, 4549356), (18, 3791130), (20, 3412017), (21, 3249540), (27, 2527420), (28, 2437155), (30, 2274678), (35, 1949724), (36, 1895565), (42, 1624770), (45, 1516452), (49, 1392660), (54, 1263710), (60, 1137339), (63, 1083180), (70, 974862), (84, 812385), (90, 758226), (98, 696330), (105, 649908), (108, 631855), (126, 541590), (135, 505484), (140, 487431), (147, 464220), (180, 379113), (189, 361060), (196, 348165), (210, 324954), (245, 278532), (252, 270795), (270, 252742), (294, 232110), (315, 216636), (378, 180530), (420, 162477), (441, 154740), (490, 139266), (540, 126371), (588, 116055), (630, 108318), (735, 92844), (756, 90265), (882, 77370), (945, 72212), (980, 69633), (1260, 54159), (1323, 51580), (1470, 46422), (1764, 38685), (1890, 36106), (2205, 30948), (2579, 26460), (2646, 25790), (2940, 23211), (3780, 18053), (4410, 15474), (5158, 13230), (5292, 12895), (6615, 10316), (7737, 8820)]