640912608

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{105971}}^1$

素因数の和:105997

約数の個数: 96

約数和(自身を含む): 2136395520

約数和(自身を除く): 1495482912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 84, 96, 108, 112, 126, 144, 168, 189, 216, 224, 252, 288, 336, 378, 432, 504, 672, 756, 864, 1008, 1512, 2016, 3024, 6048, 105971, 211942, 317913, 423884, 635826, 741797, 847768, 953739, 1271652, 1483594, 1695536, 1907478, 2225391, 2543304, 2861217, 2967188, 3391072, 3814956, 4450782, 5086608, 5722434, 5934376, 6676173, 7629912, 8901564, 10173216, 11444868, 11868752, 13352346, 15259824, 17803128, 20028519, 22889736, 23737504, 26704692, 30519648, 35606256, 40057038, 45779472, 53409384, 71212512, 80114076, 91558944, 106818768, 160228152, 213637536, 320456304, 640912608]

約数ペア:

[(1, 640912608), (2, 320456304), (3, 213637536), (4, 160228152), (6, 106818768), (7, 91558944), (8, 80114076), (9, 71212512), (12, 53409384), (14, 45779472), (16, 40057038), (18, 35606256), (21, 30519648), (24, 26704692), (27, 23737504), (28, 22889736), (32, 20028519), (36, 17803128), (42, 15259824), (48, 13352346), (54, 11868752), (56, 11444868), (63, 10173216), (72, 8901564), (84, 7629912), (96, 6676173), (108, 5934376), (112, 5722434), (126, 5086608), (144, 4450782), (168, 3814956), (189, 3391072), (216, 2967188), (224, 2861217), (252, 2543304), (288, 2225391), (336, 1907478), (378, 1695536), (432, 1483594), (504, 1271652), (672, 953739), (756, 847768), (864, 741797), (1008, 635826), (1512, 423884), (2016, 317913), (3024, 211942), (6048, 105971)]