321716492055

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{829}}^1\times {\mathrm{4093}}^1$

素因数の和:4990

約数の個数: 144

約数和(自身を含む): 664734264480

約数和(自身を除く): 343017772425

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 49, 63, 105, 129, 147, 215, 245, 301, 315, 387, 441, 645, 735, 829, 903, 1505, 1935, 2107, 2205, 2487, 2709, 4093, 4145, 4515, 5803, 6321, 7461, 10535, 12279, 12435, 13545, 17409, 18963, 20465, 28651, 29015, 31605, 35647, 36837, 37305, 40621, 52227, 61395, 85953, 87045, 94815, 106941, 121863, 143255, 175999, 178235, 184185, 200557, 203105, 249529, 257859, 261135, 320823, 365589, 429765, 527997, 534705, 601671, 609315, 748587, 879995, 1002785, 1231993, 1247645, 1289295, 1583991, 1604115, 1746703, 1805013, 1827945, 2245761, 2639985, 3008355, 3393097, 3695979, 3742935, 5240109, 6159965, 7919955, 8623951, 8733515, 9025065, 10179291, 11087937, 11228805, 15720327, 16965485, 18479895, 23751679, 25871853, 26200545, 30537873, 43119755, 50896455, 55439685, 71255037, 77615559, 78601635, 118758395, 129359265, 145903171, 152689365, 166261753, 213765111, 356275185, 388077795, 437709513, 498785259, 729515855, 831308765, 1021322197, 1068825555, 1313128539, 1496355777, 2188547565, 2493926295, 3063966591, 5106610985, 6565642695, 7149255379, 7481778885, 9191899773, 15319832955, 21447766137, 35746276895, 45959498865, 64343298411, 107238830685, 321716492055]

約数ペア:

[(1, 321716492055), (3, 107238830685), (5, 64343298411), (7, 45959498865), (9, 35746276895), (15, 21447766137), (21, 15319832955), (35, 9191899773), (43, 7481778885), (45, 7149255379), (49, 6565642695), (63, 5106610985), (105, 3063966591), (129, 2493926295), (147, 2188547565), (215, 1496355777), (245, 1313128539), (301, 1068825555), (315, 1021322197), (387, 831308765), (441, 729515855), (645, 498785259), (735, 437709513), (829, 388077795), (903, 356275185), (1505, 213765111), (1935, 166261753), (2107, 152689365), (2205, 145903171), (2487, 129359265), (2709, 118758395), (4093, 78601635), (4145, 77615559), (4515, 71255037), (5803, 55439685), (6321, 50896455), (7461, 43119755), (10535, 30537873), (12279, 26200545), (12435, 25871853), (13545, 23751679), (17409, 18479895), (18963, 16965485), (20465, 15720327), (28651, 11228805), (29015, 11087937), (31605, 10179291), (35647, 9025065), (36837, 8733515), (37305, 8623951), (40621, 7919955), (52227, 6159965), (61395, 5240109), (85953, 3742935), (87045, 3695979), (94815, 3393097), (106941, 3008355), (121863, 2639985), (143255, 2245761), (175999, 1827945), (178235, 1805013), (184185, 1746703), (200557, 1604115), (203105, 1583991), (249529, 1289295), (257859, 1247645), (261135, 1231993), (320823, 1002785), (365589, 879995), (429765, 748587), (527997, 609315), (534705, 601671)]