647209008

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2719}}^1$

素因数の和:2784

約数の個数: 160

約数和(自身を含む): 2023680000

約数和(自身を除く): 1376470992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 29, 36, 38, 48, 54, 57, 58, 72, 76, 87, 108, 114, 116, 144, 152, 171, 174, 216, 228, 232, 261, 304, 342, 348, 432, 456, 464, 513, 522, 551, 684, 696, 783, 912, 1026, 1044, 1102, 1368, 1392, 1566, 1653, 2052, 2088, 2204, 2719, 2736, 3132, 3306, 4104, 4176, 4408, 4959, 5438, 6264, 6612, 8157, 8208, 8816, 9918, 10876, 12528, 13224, 14877, 16314, 19836, 21752, 24471, 26448, 29754, 32628, 39672, 43504, 48942, 51661, 59508, 65256, 73413, 78851, 79344, 97884, 103322, 119016, 130512, 146826, 154983, 157702, 195768, 206644, 236553, 238032, 293652, 309966, 315404, 391536, 413288, 464949, 473106, 587304, 619932, 630808, 709659, 826576, 929898, 946212, 1174608, 1239864, 1261616, 1394847, 1419318, 1498169, 1859796, 1892424, 2128977, 2479728, 2789694, 2838636, 2996338, 3719592, 3784848, 4257954, 4494507, 5579388, 5677272, 5992676, 7439184, 8515908, 8989014, 11158776, 11354544, 11985352, 13483521, 17031816, 17978028, 22317552, 23970704, 26967042, 34063632, 35956056, 40450563, 53934084, 71912112, 80901126, 107868168, 161802252, 215736336, 323604504, 647209008]

約数ペア:

[(1, 647209008), (2, 323604504), (3, 215736336), (4, 161802252), (6, 107868168), (8, 80901126), (9, 71912112), (12, 53934084), (16, 40450563), (18, 35956056), (19, 34063632), (24, 26967042), (27, 23970704), (29, 22317552), (36, 17978028), (38, 17031816), (48, 13483521), (54, 11985352), (57, 11354544), (58, 11158776), (72, 8989014), (76, 8515908), (87, 7439184), (108, 5992676), (114, 5677272), (116, 5579388), (144, 4494507), (152, 4257954), (171, 3784848), (174, 3719592), (216, 2996338), (228, 2838636), (232, 2789694), (261, 2479728), (304, 2128977), (342, 1892424), (348, 1859796), (432, 1498169), (456, 1419318), (464, 1394847), (513, 1261616), (522, 1239864), (551, 1174608), (684, 946212), (696, 929898), (783, 826576), (912, 709659), (1026, 630808), (1044, 619932), (1102, 587304), (1368, 473106), (1392, 464949), (1566, 413288), (1653, 391536), (2052, 315404), (2088, 309966), (2204, 293652), (2719, 238032), (2736, 236553), (3132, 206644), (3306, 195768), (4104, 157702), (4176, 154983), (4408, 146826), (4959, 130512), (5438, 119016), (6264, 103322), (6612, 97884), (8157, 79344), (8208, 78851), (8816, 73413), (9918, 65256), (10876, 59508), (12528, 51661), (13224, 48942), (14877, 43504), (16314, 39672), (19836, 32628), (21752, 29754), (24471, 26448)]