648964512

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{661}}^1$

素因数の和:1171

約数の個数: 144

約数和(自身を含む): 2116662912

約数和(自身を除く): 1467698400

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 487, 504, 661, 672, 974, 1008, 1322, 1461, 1948, 1983, 2016, 2644, 2922, 3409, 3896, 3966, 4383, 4627, 5288, 5844, 5949, 6818, 7792, 7932, 8766, 9254, 10227, 10576, 11688, 11898, 13636, 13881, 15584, 15864, 17532, 18508, 20454, 21152, 23376, 23796, 27272, 27762, 30681, 31728, 35064, 37016, 40908, 41643, 46752, 47592, 54544, 55524, 61362, 63456, 70128, 74032, 81816, 83286, 95184, 109088, 111048, 122724, 140256, 148064, 163632, 166572, 190368, 222096, 245448, 321907, 327264, 333144, 444192, 490896, 643814, 666288, 965721, 981792, 1287628, 1332576, 1931442, 2253349, 2575256, 2897163, 3862884, 4506698, 5150512, 5794326, 6760047, 7725768, 9013396, 10301024, 11588652, 13520094, 15451536, 18026792, 20280141, 23177304, 27040188, 30903072, 36053584, 40560282, 46354608, 54080376, 72107168, 81120564, 92709216, 108160752, 162241128, 216321504, 324482256, 648964512]

約数ペア:

[(1, 648964512), (2, 324482256), (3, 216321504), (4, 162241128), (6, 108160752), (7, 92709216), (8, 81120564), (9, 72107168), (12, 54080376), (14, 46354608), (16, 40560282), (18, 36053584), (21, 30903072), (24, 27040188), (28, 23177304), (32, 20280141), (36, 18026792), (42, 15451536), (48, 13520094), (56, 11588652), (63, 10301024), (72, 9013396), (84, 7725768), (96, 6760047), (112, 5794326), (126, 5150512), (144, 4506698), (168, 3862884), (224, 2897163), (252, 2575256), (288, 2253349), (336, 1931442), (487, 1332576), (504, 1287628), (661, 981792), (672, 965721), (974, 666288), (1008, 643814), (1322, 490896), (1461, 444192), (1948, 333144), (1983, 327264), (2016, 321907), (2644, 245448), (2922, 222096), (3409, 190368), (3896, 166572), (3966, 163632), (4383, 148064), (4627, 140256), (5288, 122724), (5844, 111048), (5949, 109088), (6818, 95184), (7792, 83286), (7932, 81816), (8766, 74032), (9254, 70128), (10227, 63456), (10576, 61362), (11688, 55524), (11898, 54544), (13636, 47592), (13881, 46752), (15584, 41643), (15864, 40908), (17532, 37016), (18508, 35064), (20454, 31728), (21152, 30681), (23376, 27762), (23796, 27272)]