638838144

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{26407}}^1$

素因数の和:26437

約数の個数: 128

約数和(自身を含む): 2154892800

約数和(自身を除く): 1516054656

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, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 288, 336, 378, 384, 432, 448, 504, 576, 672, 756, 864, 896, 1008, 1152, 1344, 1512, 1728, 2016, 2688, 3024, 3456, 4032, 6048, 8064, 12096, 24192, 26407, 52814, 79221, 105628, 158442, 184849, 211256, 237663, 316884, 369698, 422512, 475326, 554547, 633768, 712989, 739396, 845024, 950652, 1109094, 1267536, 1425978, 1478792, 1663641, 1690048, 1901304, 2218188, 2535072, 2851956, 2957584, 3327282, 3380096, 3802608, 4436376, 4990923, 5070144, 5703912, 5915168, 6654564, 7605216, 8872752, 9981846, 10140288, 11407824, 11830336, 13309128, 15210432, 17745504, 19963692, 22815648, 23660672, 26618256, 30420864, 35491008, 39927384, 45631296, 53236512, 70982016, 79854768, 91262592, 106473024, 159709536, 212946048, 319419072, 638838144]

約数ペア:

[(1, 638838144), (2, 319419072), (3, 212946048), (4, 159709536), (6, 106473024), (7, 91262592), (8, 79854768), (9, 70982016), (12, 53236512), (14, 45631296), (16, 39927384), (18, 35491008), (21, 30420864), (24, 26618256), (27, 23660672), (28, 22815648), (32, 19963692), (36, 17745504), (42, 15210432), (48, 13309128), (54, 11830336), (56, 11407824), (63, 10140288), (64, 9981846), (72, 8872752), (84, 7605216), (96, 6654564), (108, 5915168), (112, 5703912), (126, 5070144), (128, 4990923), (144, 4436376), (168, 3802608), (189, 3380096), (192, 3327282), (216, 2957584), (224, 2851956), (252, 2535072), (288, 2218188), (336, 1901304), (378, 1690048), (384, 1663641), (432, 1478792), (448, 1425978), (504, 1267536), (576, 1109094), (672, 950652), (756, 845024), (864, 739396), (896, 712989), (1008, 633768), (1152, 554547), (1344, 475326), (1512, 422512), (1728, 369698), (2016, 316884), (2688, 237663), (3024, 211256), (3456, 184849), (4032, 158442), (6048, 105628), (8064, 79221), (12096, 52814), (24192, 26407)]