642544416

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{719}}^1$

素因数の和:871

約数の個数: 144

約数和(自身を含む): 1910563200

約数和(自身を除く): 1268018784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 72, 87, 96, 107, 116, 144, 174, 214, 232, 261, 288, 321, 348, 428, 464, 522, 642, 696, 719, 856, 928, 963, 1044, 1284, 1392, 1438, 1712, 1926, 2088, 2157, 2568, 2784, 2876, 3103, 3424, 3852, 4176, 4314, 5136, 5752, 6206, 6471, 7704, 8352, 8628, 9309, 10272, 11504, 12412, 12942, 15408, 17256, 18618, 20851, 23008, 24824, 25884, 27927, 30816, 34512, 37236, 41702, 49648, 51768, 55854, 62553, 69024, 74472, 76933, 83404, 99296, 103536, 111708, 125106, 148944, 153866, 166808, 187659, 207072, 223416, 230799, 250212, 297888, 307732, 333616, 375318, 446832, 461598, 500424, 615464, 667232, 692397, 750636, 893664, 923196, 1000848, 1230928, 1384794, 1501272, 1846392, 2001696, 2231057, 2461856, 2769588, 3002544, 3692784, 4462114, 5539176, 6005088, 6693171, 7385568, 8924228, 11078352, 13386342, 17848456, 20079513, 22156704, 26772684, 35696912, 40159026, 53545368, 71393824, 80318052, 107090736, 160636104, 214181472, 321272208, 642544416]

約数ペア:

[(1, 642544416), (2, 321272208), (3, 214181472), (4, 160636104), (6, 107090736), (8, 80318052), (9, 71393824), (12, 53545368), (16, 40159026), (18, 35696912), (24, 26772684), (29, 22156704), (32, 20079513), (36, 17848456), (48, 13386342), (58, 11078352), (72, 8924228), (87, 7385568), (96, 6693171), (107, 6005088), (116, 5539176), (144, 4462114), (174, 3692784), (214, 3002544), (232, 2769588), (261, 2461856), (288, 2231057), (321, 2001696), (348, 1846392), (428, 1501272), (464, 1384794), (522, 1230928), (642, 1000848), (696, 923196), (719, 893664), (856, 750636), (928, 692397), (963, 667232), (1044, 615464), (1284, 500424), (1392, 461598), (1438, 446832), (1712, 375318), (1926, 333616), (2088, 307732), (2157, 297888), (2568, 250212), (2784, 230799), (2876, 223416), (3103, 207072), (3424, 187659), (3852, 166808), (4176, 153866), (4314, 148944), (5136, 125106), (5752, 111708), (6206, 103536), (6471, 99296), (7704, 83404), (8352, 76933), (8628, 74472), (9309, 69024), (10272, 62553), (11504, 55854), (12412, 51768), (12942, 49648), (15408, 41702), (17256, 37236), (18618, 34512), (20851, 30816), (23008, 27927), (24824, 25884)]